10 Best Full Face Mountain Bike Helmet of December 2025

• ABS SHELL CONSTRUCTION with Adjustable Visor
• LIGHTWEIGHT FULL-FACE - offers comfort and protection for dirt jump or BMX riders who want a smaller size and profile
• SPECIFICATIONS - X-Small (48-51 cm), Small (52-54 cm), Medium (55-57 cm), and Large (58-60 cm) Sizes; 15 Helmet vents; CPSC Bicycle, CE EN1078 Certifications

BELL

• FUSION IN-MOLD POLYCARBONATE SHELL AND PROGRESSIVE LAYERING - A process pioneered by bell bonds the helmet's outer shell to the eps foam liner to create a sturdier helmet. The process of engineering a helmet liner with variable eps foam densities to better manage the transfer of energies after some impacts
• FLEX SPHERICAL + MIPS - Comprehensive energy management. Flex spherical enhances our ability to address high-speed impacts, low-speed impacts, as well as rotational impacts. Think of it as comprehensive protection, with the added bonus of being able to design better helmet ventilation.
• X-STATIC PADDING AND WRAPAROUND CHIN BAR - Quick-drying materials, woven with real silver fibers, inhibit the growth of odor-causing bacteria and fungi. A removable protective chin bar, designed for trail riding adaptability -- no tools required. Warning: all chin bars have limits, and serious injury or death can occur. Read the owner's manual carefully before using your helmet
• OVERBROW VENTILATION, GOGGLEGUIDE ADJUSTABLE VISOR SYSTEM, AND INTEGRATED BREAKAWAY CAMERA MOUNT - Overbrow Ventilation features intake ports on the brow of the helmet to usher in cool air and push it through the air-channel matrix for full-head ventilation. Adaptable visor system accommodates both goggles and glasses and works with or without the visor attached. Seamless camera mount, requiring no zip ties or tape, is engineered to break away upon impact to reduce the risk of injury
• SPECIFICATIONS - Small (52-56 cm), Medium (55-59 cm), and Large (58-62 cm) Sizes; 18 Helmet vents, 4 Brow ports, and 8 Chin Bar vents; CPSC Bicycle, CE EN1078 Certification

BELL

• 【Safety Kids Bike Helmet】 Our child’s helmet made of Durable hard PC shell and high-density EPS foam,removable soft inner padding, multiple protection & shock absorption.Take full care of your child's head safety.What’s more, this helmets provide professional protection for children through CE safety certification,Please be assured that it will protect your child's head like Superman
• 【Lightweight & Breathable】This bike helmet design with 12 large vents, use breathable and comfortable foam material.Effectively reduce air resistance and reduce sweating, Are you still worried that the child is too stuffy and uncomfortable to wear a helmet? This full face helmet is so breathable and comfortable that your child will love it; Moreover, the helmet’s light only 13.4 oz (0.84 lb) protects cervical spine and will not cause any burden to the head
• 【2 IN 1 Detachable Helmet】ROCK BROS Kids Cycling Helmet can free conversion between half helmet and full face helmet at any time, The Bicycle helmet with removable chin guard, the chin guard is easy to remove with a button. So when it is just an ordinary leisure ride, you can easily remove the chin guard
• 【Upgrade Adjustable System】Our safety helmets have two size S: 19.7-21.3inch(50-54cm) M: 21.3-22.8inch(54-58cm) adjustable, which suits most 3-15 years old children head circumference. What’s more, there is 360 °adjustable buckle at the back, you can quickly adjust the size, the nylon belts are also easy to adjust
• 【Suitable for Multiple Scene】This would be a greatful and meaningful gift for your child, the kids bike helmet will make your child develop love for for sports, become more active and cheerful.Our full face helmet will play great protective function while your child are cycling, skating skateboarding, roller skating, inline skate, scooter, rollerblading, longboard and two wheel electronic board,minibike riding and more sports

ROCK BROS

• Aerodynamic poly-alloy shell
• 21 vents to keep you cool on hot race days
• Removable and washable liner and cheek pads
• Padded chin strap with a D ring closure
• Aluminum visor screws

Fly Racing

• ★ADJUSTABLE FIT: Our kids bike helmet have two size S: 18.9-20.8inch(48-53cm) , M: 20.8-22.8inch (53-58 cm) , come with an adjustable helmet turning knob and adjustable straps which makes it flexible to fit perfectly for boys and girls 3-15 years old.
• ★FUNCTIONAL: 2 IN 1 detachable full face mountain bike helmet , can free conversion between half helmet and full face helmet . Suitable for a variety of children's outdoor activities , such as bicycles,tricycle,skateboarding,roller skating,inline skates,scooter,rollerblading,etc.
• ★LIGHTWEIGHT AND COMFORTABLE: The toddler helmets (14.4oz 0.9lb ) is lightweight with 12 big vent holes provide cooling air flow, Effectively reduce air resistance and reduce sweating when kids are cycling hard.
• ★CERTIFIED SAFETY: Our kids helmet is certified by CE safety certification, the material use is tough and durable PVC & EPS foam which would help absorb the impact and protect your kids head during impact . The soft straps are fully adjustable and the quick-release clip keeps the helmet securely in place without risk of face scratches or abrasions.
• ★PERFECT GIFT & MONEY BACK : Our Kids cycling helmet have 3 different style , this is the perfect gift for children on Birthday, Thanksgiving and Christmas. We strive to guarantee the customer satisfaction with our BMX helmet and promise 3-MONTH money back guarantee! If you have any questions, please do not hesitate to contact us.

ROCK BROS

• O'NEAL produces motorcycle gear that offer the best in comfort
• Shell weight (size L): 1450grams (50)
• Rubber roost nose guard
• Double-D release chin strap
• Meets standards: DOT, ECE 22-05 

O'Neal

• Shell weight (size large): 1450grams (51
• Ultra-plush removable/washable padded liner
• Rubber roost nose guard
• Multiple air vents ventilation and cooling
• Meets standards: DOT, ECE 22-06

O'Neal

• POLYLITE Shell construction with fiber reinforcement
• 11 High Flow air intakes and 14 Open Core exhaust ports with deep max air flow internal channeling
• FIDLOCK magnetic buckle system
• EXCEEDS CERTIFICATIONS: CPSC 1203, CE EN1078, ASTM F1952, ASTM F2032, and AS/NZS 2063-2056
• **Not rated for motorized use**

Troy Lee Designs

• Comfortable neck roll for increased padding and protection
• CPSC bike compliant
• CPSC bike compliant
• For ages 14+ / Fits head sizes: 56-59 cm

BELL

• NO-TWIST TRI-GLIDES & X-STATIC AND XT2 PADDING - Quick-adjust fasteners that help keep straps flat and properly positioned. Quick-drying materials, woven with real silver fibers, inhibit growth of odor
• MIPS-EQUIPPED & WRAPAROUND PROTECTION - MIPS stands for Multi-directional Impact Protection System, which is a leading slip-plane technology inside the helmet designed to reduce rotational forces that can result from certain impacts. Removable protective chin bar, designed for trail riding adaptability. Attaches with a simple 3-step connection process no tools required
• OVERBROW VENTILATION - Overbrow Ventilation features intake ports on the brow of the helmet to usher in cool air and push it through the air-channel matrix for full-head ventilation
• GOGGLEGUIDE ADJUSTABLE VISOR SYSTEM & INTEGRATED BREAKAWAY CAMERA MOUNT - Adaptable visor system accommodates both goggles and glasses and works with or without the visor attached. Seamless camera mount, requiring no zip ties or tape, is engineered to break away upon impact to reduce the risk of injury
• SPECIFICATIONS - Small (52-56 cm), Medium (55-59 cm), and Large (58-62 cm) Sizes; 23 Helmet vents, 4 Brow ports, and 6 Chin Bar vents; CPSC Bicycle Certification

BELL