CommercialToolry

Airsoft Tactic Helmet: Composition, Classification, and Industrial Applications

Types of Airsoft Tactical Helmets

A tactical airsoft helmet is more than just protective gear—it's a critical component of a player’s loadout that enhances safety, realism, and functionality on the battlefield. Designed to replicate real military helmets, these helmets offer varying levels of protection, comfort, and modularity depending on the model and intended use.

Choosing the right helmet can significantly impact your performance, situational awareness, and immersion in the game. Below is a detailed breakdown of the most common types of airsoft tactical helmets used by players worldwide, each tailored to different playstyles, environments, and customization preferences.

ACH Helmet

Advanced Combat Helmet – A balanced blend of protection, comfort, and modern design.

Advantages
  • Excellent head coverage with a rounded profile
  • Lightweight and comfortable for extended wear
  • Compatible with communication headsets and NVGs
  • Durable shell with impact-resistant construction
Limitations
  • Limited space for extensive rail attachments
  • Minimal side rail integration compared to newer models
  • May feel bulkier than low-profile alternatives

Best for: Mid-range players, milsim enthusiasts, and those prioritizing comfort and protection

MICH Helmet

Modular Integrated Communications Helmet – Engineered for enhanced comms and modularity.

Advantages
  • Ear cutouts allow easy use of radios and ear protection
  • Improved situational awareness during gameplay
  • Designed for integration with modern military accessories
  • Widely used in real-world forces, adding authenticity
Limitations
  • Slightly reduced lateral protection due to cutouts
  • May require padding adjustments for optimal fit
  • Less common in entry-level airsoft markets

Best for: Team-based play, communication-heavy scenarios, and realistic military simulation

Ballistic Helmet

Real military-grade helmets designed for bullet and fragment resistance—replicated in airsoft for maximum realism.

Advantages
  • Superior impact and penetration resistance (in authentic versions)
  • Highly durable and built to withstand harsh conditions
  • Offers psychological advantage and strong presence on field
  • Often compatible with advanced military accessories
Limitations
  • Heavier than standard airsoft helmets, causing fatigue
  • Premium cost, especially for certified models
  • Overkill for casual or recreational airsoft games

Best for: High-end milsim events, scenario games, and players seeking top-tier realism and protection

PASGT Helmet

Personnel Armor System for Ground Troops – The classic military helmet with iconic design.

Advantages
  • Distinctive, retro military appearance ideal for historical reenactments
  • Excellent coverage with deep sides and rear protection
  • Inexpensive and widely available
  • Durable construction with proven track record
Limitations
  • Outdated design limits accessory mounting options
  • Less ergonomic fit compared to modern helmets
  • Lacks modern modularity like rail systems

Best for: Vintage loadouts, budget-conscious players, and Vietnam or Gulf War-era roleplay

FAST Helmet

Future Assault Shell Technology – Sleek, modern, and highly customizable.

Advantages
  • Low-profile design improves mobility and reduces snagging
  • Integrated side rails for lights, cameras, and comms
  • Lightweight yet strong composite materials
  • Favored by special operations units and tactical players
Limitations
  • Premium pricing compared to basic models
  • May require additional padding for comfort during long games
  • Less coverage than full-shell helmets like PASGT

Best for: Urban CQB, fast-paced gameplay, and players who value modern aesthetics and modularity

Rail & Cover Helmet

Designed with integrated accessory rails and removable top covers for customization and adaptability.

Advantages
  • Full M-LOK or Picatinny rails for attaching lights, lasers, and cameras
  • Interchangeable covers allow quick camo changes or weather protection
  • Maximum personalization for unique loadout identity
  • Ideal for tech-heavy or reconnaissance-focused roles
Limitations
  • Increased weight with multiple attachments
  • Higher cost due to complex design and materials
  • Requires maintenance and secure mounting of accessories

Best for: Custom builds, photography-focused players, and those who want full control over their gear setup

Helmet Type Protection Level Comfort Modularity Best Use Case
ACH Helmet High Excellent Good All-around play, long missions, team coordination
MICH Helmet High Very Good Very Good Comms-dependent teams, realistic milsim
Ballistic Helmet Very High Fair Good High-intensity milsim, extreme realism
PASGT Helmet Good Good Fair Vintage setups, budget-friendly realism
FAST Helmet Very Good Very Good Excellent CQB, special ops roleplay, modern warfare
Rail & Cover Helmet Good Good Excellent Customization, tech integration, recon roles

Expert Tip: Always pair your tactical helmet with appropriate padding and a retention system (like a 4-point harness) to ensure a secure, comfortable fit. For added immersion, consider using helmet covers that match your environment—multi-cam for woodland, solid tan for desert ops.

Function, Features, and Design of Airsoft Tactical Helmets

Airsoft tactical helmets are essential gear for players seeking both protection and performance on the battlefield. Designed with inspiration from real military combat helmets, these helmets serve as a critical component in enhancing player safety, communication, and overall tactical effectiveness. Beyond just head protection, modern airsoft helmets offer extensive customization, comfort, and integration with mission-critical accessories—making them indispensable for serious players and casual enthusiasts alike.

Core Functions of Airsoft Tactical Helmets

Impact and BB Protection

The primary function of any airsoft tactical helmet is to shield the wearer from high-velocity BB impacts (typically 6mm plastic or biodegradable pellets). While airsoft BBs are non-lethal, they can cause bruising, welts, or eye injuries at close range. A quality helmet reduces impact force, especially around the temples, forehead, and back of the head, allowing players to engage confidently in close-quarters combat.

Helmets made from high-impact ABS plastic or reinforced polymers provide excellent resistance to repeated BB strikes, ensuring durability across multiple skirmishes.

Enhanced Communication & Team Coordination

Many tactical helmets now support integrated communication systems, including push-to-talk (PTT) radios, Bluetooth headsets, or speaker mounts. These systems allow squad members to coordinate silently and efficiently, especially during night games or complex scenarios like hostage rescue or objective control.

Some models feature built-in noise-canceling microphones and ear protection, enabling clear voice transmission while reducing ambient field noise—such as gunfire simulations or environmental distractions.

Accessory Integration

Modern airsoft helmets are designed as modular platforms. They include Picatinny or MOLLE rails, helmet shrouds, and mounting points for attaching gear such as:

  • Night vision goggles (NVG) mounts for low-light operations
  • Tactical flashlight or IR illuminator holders
  • Action cameras (e.g., GoPro) for recording gameplay or training review
  • Helmet covers for camouflage or team identification

This adaptability allows players to tailor their loadout to specific mission types—whether stealth infiltration, long-range reconnaissance, or urban CQB (close-quarters battle).

Comfort and Mobility

Effective gameplay demands prolonged wear, so comfort is crucial. Tactical helmets use multi-layer padding systems—often with moisture-wicking fabric and adjustable retention straps—to ensure a secure, non-slip fit during intense movement.

Ergonomic design prevents interference with optics, goggles, or ear protection. A well-fitted helmet maintains clear peripheral vision and doesn’t shift during sprinting, diving, or crawling—key for maintaining situational awareness and reaction speed.

Key Features of Modern Airsoft Helmets

Feature Description Benefits
Lightweight Materials Made from ABS, polycarbonate, or composite polymers Reduces neck strain and fatigue during extended use; ideal for full-day events
BB Impact Resistance Engineered to absorb and disperse energy from 6mm BBs (up to 500+ FPS) Protects against painful hits and potential injury; increases player confidence
Adjustable Fit System 4-point or 6-point harness with dial or ratchet adjusters Ensures snug, personalized fit; prevents slippage during dynamic movement
Modular Attachment Points Picatinny rails, MOLLE webbing, or NVG shrouds Supports lights, cameras, comms gear, and camouflage accessories
Noise Reduction & Audio Support Integrated ear pockets or speaker mounts with sound dampening Improves team communication and reduces auditory fatigue
Ventilation & Heat Management Strategic air vents and breathable padding Prevents overheating and fogging; enhances comfort in warm conditions

Innovative Design Elements

  • Modular & Scalable Design: Today’s top-tier helmets follow a modular philosophy, allowing players to add, remove, or reposition components based on mission requirements. This flexibility supports rapid adaptation—such as switching from a day patrol setup to a night ops configuration with NVGs and IR lights.
  • Variety of Camouflage Patterns & Colors: Helmets come in a wide range of finishes, including digital camo, woodland, desert tan, solid black, OD green, and even reflective or high-visibility options for training. These designs help players blend into environments or identify teammates quickly, enhancing tactical realism and immersion.
  • Ergonomic Attachment Zones: Strategic placement of rails and loops ensures accessories don’t obstruct vision or balance. Most helmets position NVG mounts at the front center, lights on the side or top, and cameras near the brim for optimal field-of-view recording.
  • Comfort-First Engineering: Interior padding uses memory foam or EVA foam with anti-microbial treatment to prevent odor and irritation. The suspension system distributes weight evenly, reducing pressure points and allowing for hours of continuous wear without discomfort.
  • Durability & Weather Resistance: High-quality helmets are resistant to UV degradation, moisture, and minor abrasions. This makes them suitable for outdoor use in rain, mud, or dusty environments without compromising structural integrity.
  • Important: Always ensure your airsoft helmet meets safety standards and is used in conjunction with proper eye protection (ANSI Z87.1+ rated goggles or masks). While helmets protect against BB impacts to the head, they are not substitutes for full-face protection. Additionally, verify compatibility between accessories (e.g., NVGs, comms systems) and your helmet model before purchasing. Proper care—such as cleaning after use and storing in a cool, dry place—will extend the life and performance of your gear.

    In summary, airsoft tactical helmets are far more than cosmetic upgrades—they are functional, safety-enhancing tools that elevate gameplay, promote teamwork, and reflect the realism and strategy central to the airsoft experience. Whether you're a beginner or a seasoned operator, investing in a well-designed, feature-rich helmet significantly improves both performance and enjoyment on the field.

    Scenarios of Airsoft Tactical Helmets

    Airsoft tactical helmets are essential gear worn across a wide range of scenarios, tailored to the player’s role, mission type, and level of engagement. While originally inspired by military and law enforcement equipment, these helmets serve both functional and strategic purposes in airsoft—offering head protection, compatibility with accessories, and enhanced realism. Their versatility makes them suitable not only for intense competitive gameplay but also for training and casual use.

    Beyond basic protection from BB impacts, modern tactical helmets support communication systems, night vision mounts, helmet lights, and camera attachments, making them indispensable in various operational contexts. Below is a detailed breakdown of the most common and effective scenarios for using airsoft tactical helmets.

    Speed and Stealth Missions

    In fast-paced, objective-driven game modes such as hostage rescue, bomb defusal, or reconnaissance, players prioritize agility, silence, and situational awareness. Tactical helmets play a crucial role in these scenarios by offering lightweight protection without compromising mobility.

    • Low-profile designs reduce snag hazards and improve helmet compatibility with balaclavas or goggles
    • Integrated rail systems allow attachment of IR lasers or compact lights for low-light operations
    • Sound-dampening padding minimizes internal echo, helping players hear subtle environmental cues
    • Compatibility with push-to-talk (PTT) radio systems enables silent team coordination

    Pro tip: Opt for helmets with MOLLE or Picatinny rails to customize gear based on mission requirements.

    Mixed Team Operations

    In large-scale skirmishes or scenario-based games, players often form mixed teams representing different military or tactical units. Uniformity and role clarity become important, and tactical helmets help establish visual identity while ensuring consistent protection across diverse combat roles.

    • Team-specific helmet colors or insignias improve recognition and reduce friendly fire incidents
    • Standardized helmet models across squads enhance logistical simplicity and spare part availability
    • Full-coverage shells provide reliable protection from all angles, including rear and side impacts
    • Modular design allows medics, snipers, and breachers to equip role-specific accessories

    Key insight: Helmets contribute to immersion and team cohesion, especially in milsim (military simulation) events.

    Off-Course Practice & Skill Development

    Many airsoft enthusiasts train independently or in small groups between organized events. During drills such as room clearing, target transition, or movement techniques, wearing a tactical helmet builds muscle memory and ensures safety during dynamic exercises.

    • Reinforced polycarbonate shells withstand repeated BB strikes during close-range practice
    • Adjustable suspension systems provide a secure fit during rapid head movements
    • Helmet-mounted cameras allow players to review performance and refine tactics
    • Doubles as protective headgear when practicing with training replicas or simunitions

    Training advantage: Consistent use of the same helmet in practice and play improves comfort and confidence under pressure.

    Specialized Environments

    Beyond standard field use, tactical helmets excel in challenging environments such as urban CQB (Close Quarters Battle), woodland operations, or night games. Their adaptability ensures performance across varying conditions.

    • In CQB settings, helmets with 360° protection guard against accidental hits during tight maneuvers
    • Night operations benefit from helmet-mounted illumination and NVG (night vision goggle) compatibility
    • All-weather materials resist moisture, dust, and temperature extremes during extended missions
    • Anti-glare finishes reduce visibility under artificial lighting or flashlight exposure

    Environmental note: Choose helmets with ventilation channels to prevent fogging in humid or cold climates.

    Expert Recommendation: When selecting a tactical helmet, consider not just protection level but also accessory compatibility and long-term comfort. A well-fitted helmet with padding and weight distribution can significantly reduce fatigue during extended gameplay. For maximum versatility, invest in a helmet that supports both communication gear and optical attachments—this prepares players for nearly any scenario they might encounter.

    Scenario Type Recommended Helmet Features Accessory Compatibility Protection Level
    Speed & Stealth Lightweight, low-profile, quiet padding IR laser, compact flashlight, comms headset High (front/side impact)
    Mixed Team Ops Modular rails, team color options MOLLE webbing, name tape, NVG mount Full-coverage
    Off-Course Training Durable shell, adjustable fit Action camera, PTT system Medium to High
    Night/Urban CQB NVG shroud, anti-glare finish Night vision, headlamp, mic boom Maximum 360°

    Additional Considerations

    • Fit and Comfort: Helmets should sit securely without pressure points; adjustable straps and padded liners enhance wearability
    • BB Resistance: Look for helmets rated for 0.20g–0.40g BBs at common airsoft velocities (300–400 fps)
    • Realism vs. Function: While some helmets prioritize authentic military appearance, others focus on practical upgrades like quick-release systems
    • Legal Compliance: In some regions, realistic-looking helmets may be restricted in public; check local regulations before off-field use
    • Upgrade Path: Choose models that support future accessories to avoid replacement costs down the line

    How to Choose the Best Airsoft Tactical Helmet

    Selecting the right tactical helmet is one of the most important decisions an airsoft player can make. Not only does it provide critical head protection from high-velocity BB impacts, but it also enhances your overall performance on the field. A well-chosen helmet improves situational awareness, supports communication gear, and contributes to your tactical immersion. This comprehensive guide breaks down the essential factors to consider when choosing an airsoft helmet, ensuring you get the perfect balance of safety, comfort, and functionality.

    Safety Note: While airsoft helmets offer significant protection, they are not designed to withstand real ballistic threats. Always use eye and face protection in addition to your helmet, and follow field safety rules at all times.

    Key Factors in Choosing an Airsoft Tactical Helmet

    • Fit and Comfort

      A helmet that fits properly is essential for both safety and long-term wearability. An ill-fitting helmet can shift during movement, reducing protection and causing distractions. Look for models with adjustable retention systems—such as dial-fit cradles or multi-point harnesses—that allow you to customize the fit to your head shape. Interior padding should be moisture-wicking and breathable to prevent overheating during extended games. Removable and washable liners are a major plus for hygiene and comfort, especially during summer skirmishes or multi-day events.

      Pro Tip: Measure your head circumference just above the ears and eyebrows to determine the correct size. Always try the helmet on with any additional headgear (like balaclavas) you plan to wear underneath.

    • Material Strength and Impact Resistance

      The helmet’s material directly affects its durability and protective capabilities. Most high-quality airsoft helmets are made from durable thermoplastics like ABS (Acrylonitrile Butadiene Styrene) or advanced composites such as fiberglass-reinforced polymers. While full Kevlar or ballistic-grade helmets exist, they are typically overkill and heavier than necessary for airsoft use.

      ABS helmets offer an excellent balance of lightweight construction and impact resistance, capable of withstanding repeated BB strikes (typically 0.20g–0.40g at 300–400 FPS). For players seeking maximum realism and durability, hybrid shells with reinforced impact zones are available. Avoid cheap plastic helmets that may crack or deform after minimal impact.

    • Attachment Systems and Modularity

      Modern airsoft helmets are designed for customization, allowing players to integrate essential gear directly onto their head. The most common attachment systems include:

      • Shroud Rail Systems (MIL-STD-1913 Picatinny rails): Typically located on the front, sides, and top, these allow secure mounting of night vision goggles, weapon lights, or cameras.
      • Hook-and-Loop (Velcro) Patches: Ideal for attaching morale patches, identification markers, or IR flags for MilSim events.
      • Shroud or Bump Cap Design: Some helmets feature a raised crown to create space between the helmet and mounted accessories, preventing direct contact with your head during impact.

      Consider your role on the field—snipers may prioritize night vision compatibility, while team leaders might benefit from communication headset integration. Choose a helmet that supports your tactical loadout and playstyle.

    • Design, Style, and Realism

      While functionality is paramount, aesthetics play a significant role in airsoft, where immersion and authenticity enhance the experience. Many helmets are modeled after real military standards, such as the U.S. Army’s Advanced Combat Helmet (ACH), the Marine Corps’ Lightweight Helmet (LWH), or the MICH (Modular Integrated Communications Helmet). These designs not only look professional but are also engineered for real-world ergonomics and balance.

      You can further personalize your helmet with camouflage patterns (Multicam, ACU, MTP), helmet covers, or IR-compliant accessories for scenario-based games. However, avoid overly bulky or decorative modifications that compromise safety or mobility.

    Helmet Feature Recommended Options What to Avoid Ideal For
    Fit System Adjustable dial cradle, 4-point harness One-size-fits-all, non-adjustable straps All players, especially those wearing headgear
    Material ABS plastic, fiberglass composite Fragile polycarbonate, thin plastic High-intensity games, MilSim events
    Mounting Options Picatinny rails, Velcro shroud, headset ports No rails, glued-on accessories Snipers, team leaders, tech-heavy builds
    Design ACH, MICH, LWH styles with covers Toys, cartoonish designs, non-tactical shapes Realism-focused players, scenario games
    Comfort Breathable padding, removable liner, ventilation Stiff foam, no airflow, non-washable pads Long-duration games, hot climates

    Expert Tip: If you plan to use communication headsets (like TACSOP or Peltor), ensure your helmet has enough internal space or cutouts for speaker placement. Some helmets are specifically designed for comms integration—look for "comms-ready" models to avoid discomfort or poor audio quality.

    Additional Considerations

    • Ventilation: Helmets with built-in air channels or vent holes help regulate temperature and reduce fogging of goggles or NVGs.
    • Noise Dampening: Some helmets include foam padding that reduces ambient noise, improving focus and communication clarity.
    • Weight Distribution: A well-balanced helmet prevents neck strain during prolonged wear. Aim for models under 1.5 kg (3.3 lbs) with even weight distribution.
    • Field Regulations: Check your airsoft site’s rules—some venues restrict certain helmet types or require specific safety standards.

    Ultimately, the best airsoft tactical helmet combines reliable protection, personalized fit, and functional versatility. Whether you're a weekend warrior or a dedicated MilSim enthusiast, investing in a high-quality helmet enhances both your safety and your tactical edge. Take the time to research, try on different models, and build a setup that reflects your role and style on the battlefield.

    Frequently Asked Questions About Airsoft Tactical Helmets

    Q1: What makes airsoft tactical helmets different from paintball ones?

    Airsoft and paintball helmets both provide head protection, but they differ significantly in design, functionality, and intended use. Airsoft tactical helmets are modeled after real military-grade combat helmets, offering enhanced structural protection, compatibility with accessories (like night vision mounts, communication headsets, and rail systems), and improved impact resistance for realistic simulation scenarios.

    In contrast, paintball helmets are typically designed with simplicity and cost-efficiency in mind, prioritizing basic impact absorption and lens protection from high-velocity paintballs. They often lack modular attachment points and advanced ergonomics, making them less suitable for immersive or milsim (military simulation) gameplay.

    • Design Focus: Airsoft helmets emphasize realism and tactical utility; paintball helmets focus on basic safety and affordability.
    • Accessory Integration: Tactical airsoft helmets support rail systems (MIL-STD-1913 Picatinny or M-LOK) for lights, cameras, and comms; paintball versions rarely offer this.
    • Impact Standards: While neither is typically rated for ballistic protection, airsoft helmets often meet higher impact resistance standards due to longer engagement ranges and harder projectiles.
    Q2: What features should one prioritize when selecting an airsoft tactical helmet?

    Choosing the right airsoft tactical helmet involves balancing comfort, protection, and functionality. Here are the most important features to consider:

    • Secure and Adjustable Fit: Look for helmets with adjustable retention systems (such as dial-fit or suspension liners) that ensure a snug, stable fit during movement and recoil simulation.
    • Ventilation: Proper airflow prevents fogging of goggles and reduces heat buildup during extended play. Strategically placed vents enhance breathability without compromising structural integrity.
    • Modularity: Helmets with integrated rail systems or shroud mounts allow you to attach accessories like helmet lights, IR illuminators, or communication devices—essential for team-based or night operations.
    • Padding and Comfort: Removable and washable padding improves hygiene and long-term wearability. Memory foam or moisture-wicking liners add extra comfort.
    • Weight Distribution: A well-balanced helmet reduces neck strain, especially when carrying additional gear.

    It’s highly recommended to try on multiple models if possible, as head shapes vary. Ensuring a proper fit not only improves comfort but also enhances safety and performance on the field.

    Q3: Can tactical helmets be used for both airsoft and everyday purposes?

    While airsoft tactical helmets are primarily designed for recreational combat simulation, some models can be worn outside the field—though with important caveats:

    • Legal and Safety Compliance: Only helmets specifically certified for industrial or transportation use (e.g., ANSI, EN, or DOT standards) should be used for work or riding. Most airsoft helmets do not meet these regulatory requirements.
    • Practicality: Tactical helmets are often heavier and bulkier than standard headgear, making them less comfortable for daily errands, office work, or casual wear.
    • Visibility and Awareness: The design may restrict peripheral vision or hearing, which can be a hazard in traffic or crowded environments.
    • Social Perception: Wearing a military-style helmet in public may attract unwanted attention or raise concerns, depending on local laws and cultural norms.

    In short, while some users wear tactical helmets for cosplay, hiking, or bike commuting, they should not replace certified safety gear and are best reserved for airsoft games or training exercises.

    Q4: How should tactical helmets be cleaned and maintained?

    Proper maintenance extends the life of your tactical helmet and ensures hygiene and performance. Follow these steps for effective cleaning:

    1. Disassemble: Remove padding, chin straps, rail covers, and any electronic components before cleaning.
    2. Wipe Down Shell: Use a soft cloth with mild soap and lukewarm water to gently clean the exterior. Avoid harsh chemicals, solvents, or abrasive scrubbers that could damage coatings or weaken materials.
    3. Clean Padding: Hand-wash removable liners with gentle detergent and allow them to air dry completely. Do not machine wash or dry, as this can degrade foam and fabric.
    4. Inspect for Damage: Check for cracks, dents, or worn straps that could compromise safety. Replace damaged parts immediately.
    5. Dry and Reassemble: Ensure all components are fully dry before reassembling to prevent mold or odor buildup.

    For storage, keep the helmet in a cool, dry place away from direct sunlight, extreme heat (like car trunks), or moisture. UV exposure and temperature fluctuations can degrade polycarbonate and composite materials over time.

    Q5: Can tactical helmets protect against real bullets?

    No—most airsoft tactical helmets are **not designed or certified** to stop real bullets. They are constructed from impact-resistant plastics like ABS or polycarbonate, which offer protection against airsoft BBs (typically 0.20g–0.40g at 300–500 fps) and minor bumps, but not high-velocity firearms.

    However, some high-end models are based on or inspired by **ballistic helmets** (such as PASGT, MICH, or ACH), which *are* rated to stop certain types of bullets and fragmentation when made with materials like Kevlar® or ultra-high-molecular-weight polyethylene (UHMWPE). These genuine ballistic helmets undergo rigorous testing (e.g., NIJ Level IIIA or higher).

    Key distinctions:

    Feature Airsoft Tactical Helmets Ballistic Combat Helmets
    Material ABS plastic, polycarbonate Kevlar®, UHMWPE, composite layers
    Threat Protection Airsoft BBs, impact, debris Bullets, shrapnel, fragmentation
    Certification None or basic impact standards NIJ, STANAG, or MIL-STD ratings
    Weight Light to moderate (1.5–3 lbs) Moderate to heavy (3–5 lbs)
    Use Case Recreational airsoft, training sims Military, law enforcement, high-risk zones

    Important: Never rely on an airsoft helmet for personal protection in dangerous or real-world combat situations. Always use properly rated and tested ballistic gear if bullet resistance is required.