Best Adjustable Bike Helmets in 2026

MARKET-LEADING PROTECTION: Engineered in Giro’s category-leading helmet test lab.

INTEGRATED MIPS: Utilizes the Multi-Directional Impact Protection System to redirect energy in a crash.

VENTILATION: 18 Wind Tunnel vents with internal channeling.

Style: Nino brings fun graphics, cool colors and Bern's patented soft flip visor to the littlest riders.

Comfort: Quick-adjust, hook-and-loop stabilizing adjustment at back of head ensures proper fit. Wicking polyester lining keeps moisture away from head and face; removable liner is machine washable.

Protection: ZipMold construction injects high-impact liquid foam and fuses it to a lightweight PVC shell for a seamless, low-profile fit and high strength-to-weight ratio. Meets Safety Certifications CPSC and EN 1084.

Radical printed dinosaur graphics are printed with glow in the dark paint!

3D bendable mohawk

Recommended for kids 3+, but will fit most heads measuring 48-52cm. Head sizes and shapes can vary, even within an age range. ALWAYS take a head measurement before purchase.

STYLE & DESIGN - Designed after the tried and true classic bicycle helmet, low profile with great coverage in a variety of colors.

FIT SYSTEM - Our True Fit system for easy one step adjustment every time you ride, it’s that simple.

REFLECTORS - High-impact reflectors for visibility.

Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. Also complies with U.S. ASTM Safety Standard for multi-impact Skateboard Helmets

Shock-absorbing EPS inner shell protects the noggin

Aerodynamic cooling vents keep your bucket fresh

INTEGRATED MIPS: MIPS Protection System is integrated with the Roc Loc Sport Fit System for an added measure of protection in certain impacts plus market-leading fit and comfort.

UNIVERSAL FIT SIZING: Get the right fit, straight out of the box.

VENTILATION: 18 vents.

Lifelike skull design in the rear shows other riders you mean business

Super tough outer shell adds premium durability

360 degree internal pad system provides a comfortable fit

Graphics and design are inspired by our Demon Team

Fully adjustable visor with aluminum side visor screws

Tough injection molded thermal alloy resin polycarbonate shell

Features: Beautiful Glossy UV Protective Finished; Light Weight Extremely Durable Composite ABS Shell; Multi Ventilation Openings, Good Ventilation; Adjustable Sun Visor; Comfortable/Removable/Washable/Breathable Liner; Strong and Sturdy Double D-ring Lock Keep the Helmet Stay on Firmer and Securer.

DOT Certified: Meets or Exceeds FMVSS-218 and DOT Safety Standards, Providing Better Protection for Your Boys/Girls When Riding Off Road, Motocross, ATV and Participating Outdoor Sports.

A Variety of Different Fashion Pattern Designs: They are great for Youth Kids Dirt Bike, Off-road, Street Riding, ATV, Motocross etc, Absolutely a Sweet Birthday/Christmas/New Year Gifts or Present for Your Daughter, Son, Grandson, Granddaughter, Nephew and Niece or Daily Purchases.

Youth Helmet Glove and Goggle combo The quality and price you expect from TYPHOON HELMETS. Typhoon Helmets is American owned and we've been in business selling high quality certified helmets for more than 10 years

PLEASE PLEASE measure for size, we cannot impress on you enough how important it is that you measure for the correct size. Each manufacturers sizing is different. Measure the circumference of the largest part of the child's head, (usually just above the eyebrows) in inches: Use a paper tape measure or a string and do not pull it too tight, loose like a hat would fit.

SIZE CHART Youth Small: 18 to 19, Youth Medium: 19 to 20, Youth Large: 20 to 21, Youth XL: 21 to 22. Head shapes can affect how a helmet fits, the size chart is meant to be a starting point.

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.

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.

SAFETY FIRST. This Kid's Sport Helmet has undergone intensive safety tests. It fully complies with CPSC 16 CFR Part 1203 safety standards. Thick EPS foam liner underneath absorbs the shock of a collision, and avoid jerking kid’s neck.

LIGHT WEIGHT. Super light weight - approximately 8.1 oz, without sacrificing safety, you won’t feel tired after hours of riding & cycling.

ADJUSTABLE FIT & COMFORTABLE. Adjustment dial system & adjustable straps. Two sizes available Size range: S 18.8”-20.5” (48-52cm), M 19.7"-21.3" (50-54cm).

STYLE & DESIGN – Designed after the tried and true classic bicycle helmet, low profile with great coverage in a variety of colors.

FIT SYSTEM - Our True Fit system for easy one-step adjustment every time you ride, it’s that simple.

PINCH GUARD – The patented Pinch Guard buckles ensures pinch-free buckling.

MARKET-LEADING PROTECTION: Engineered in Giro’s category-leading helmet test lab

MIPS: Utilizes the Multi-Directional Impact Protection System to redirect energy in a crash

VENTILATION: 22 vents

FEATURES: Includes an EPS liner, outer PC shell, and unibody shell construction

PROTECTION: Aramid fiber grid for protection and durability

FULL COVERAGE: Designed to provide more coverage at the temples and back of the head

MARKET-LEADING SAFETY: Engineered in Giro’s category-leading helmet test lab

MIPS: Utilizes the Multi-Directional Impact Protection System to redirect energy in a crash

COMFORT: Easily adjust vertical position and tension with the Roc Loc 5.5 fit system

MARKET-LEADING PROTECTION: Engineered in Giro’s category-leading helmet test lab

MIPS: Utilizes the Multi-Directional Impact Protection System to redirect energy in a crash

VENTILATION: 25 wind tunnel vents with internal channeling

Each youth kids ATV helmet is equipped with 1 pair of sports gloves and 1 pair of UV-resistant goggles which is designed with sponge cushion for comfortable wearing. Helmet size: Small:18-19inch; Medium:19-20inch; Large:20-21inch;X-Large:21-22inch.

The youth kids dirt bike helmet is made of quality ABS shell and high-density EPS padding. Meets or exceeds FMVSS-218 and DOT Safety Standards. Providing better protection for your children when riding off road, bike, ATV and participating outdoor sports.

The youth kids motorcycle helmet is designed with multiple vents for better air flow and removable cheek pads which absorb sweat and are breathable while simultaneously in ensuring safety.

Tailor Made for Your Head: The Convoy was designed to be a helmet that ticks all the boxes, with lightweight protection, a fixed visor, a comfortable fit, and all the ventilation you need for even the hottest days on the trail

Your Protection at its Core: This helmet features the MIPS Safety Protection System and is CPSC & CE EN 1078 certified

Stay Cool & Eliminate Foggy Lenses: With 20 fixed vents for consistent airflow and the AirEvac system to integrate with Smith eyewear, you’ll stay cool and your glasses will stay clear

✅【SAFE AND RELIABLE】 Kids/Youth ATV Helmets make sure kids are safe, DOT safety standards. It has a great amount of padding and protection inside,which provides excellent layers of protection.

✅【SNUG AND COMFORTABLE】 Kids/Youth ATV Helmets are very comfortable and not too heavy for the kids. It is Great gifts or present for your daughter, son, grandson, granddaughter, child, kids and Grandchildren on Christmas Day, New Year, Birthday.

✅【MULTIPLE AIR VENTS DESIGN】Kids/Youth ATV Helmet has multiple air vents around the helmet to maximize air circulation, make fresh air keep entering the helmet, You can have a good riding experience. The optimized vent reduces the wind noise and can ride more quietly.

MARKET-LEADING PROTECTION: Engineered in Giro’s category-leading helmet test lab

VENTILATION: 25 wind tunnel vents with internal channeling

COMFORT: Easily adjust vertical position and tension with the Roc Loc 5 fit system

Rechargeable Helmet Light: VICTGOAL bike helmet included plug-in USB rechargeable LED light, 3 Lighting Modes-steady, fast flashing and slow flashing, will help riders behind you clearly recognized your direction. The bike helmet light only takes two hours to charge and can be used for 10 hours.

Cool and Lightweight Cycling Helmet: Our bike helmet is design with 21 breathable vents, can effectively reduce air resistance and make you feel cool when cycling. The cycling helmet only 310g (0.68 lb) will not cause any burden to the rider's head during cycling.

Impact Resistance: This bicycle helmet is made of high-density PC shell and EPS foam, with durable hard shell and soft pad can absorb the pressure caused by external impact. Our bike helmet will make you feel comfortable and protect you in all directions.

Dual-certified skate and bike helmet for toddlers and kids up to five years provides comfort and protection with ABS outer shell and EPS liner

Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older and ASTM F-1492 Skate safety standards

Includes two sets of washable Sweatsaver fit pads to customize fit; “Pinch Saver” padded chinstrap; adjustable Fit Dial system

Lightweight helmet at 410g (s), 450g (m) or 490g (l)

Built to meet en1078 standards

Includes 2 sets of interior padding for a custom fit

Shell weight (size L): 1450grams (±50)

Ultra-plush removable/washable padded liner

Rubber roost nose guard. Lightweight

💝 IMPACT RESISTANCE: XJD toddler helmet combines a super strong injection molded outer shell and a protective EPS foam inner shell.

💝 HEAD SIZE: X-Small: 18.11-20.08 inch(46-51 cm), suit for 1-5 years old toddler; Small: 20.47 - 22.05 inch (52–56 cm), suit for 5-8 years old kids. We offer two different sizes of toddler helmet in order to give a comfy fit for kids.(Use a string and tape measure to measure your child’s head before order)

💝 SAFE AND COMFORT: XJD kids bike helmet equipped with 14 air vents, integrated bug mesh in the front vents that will keep your little rider comfortable of exercise, reduce sweating. The button closure is easy to open and close. It's covered in soft velcro padding that's comfortable for little chins

SAFETY - This GROTTICO bike helmet meets US & EU cycling standards.

ADJUSTABLE DIAL & STRAPS - The adjustable fit system for men and women. 2 sizes for choice, suggested head circumference: M (55-58CM), L (59-61CM)

INTEGRATED SAFETY REAR LIGHT - Bicycle helmet with USB rechargeable light. Best for night riding with 3 lighting modes, Steady, Flash and Wave.

Made for Great Days on the Bike: Whether you’re hitting the road for the day or just facing the daily commute, the Smith Signal helmet gives you the protection you need no matter where your wheels take you

Your Protection at its Core: Our Signal helmet features the MIPS Safety Protection System and is CPSC & CE EN 1078 certified

Stay Cool & Eliminate Foggy Lenses: With 21 fixed vents for consistent airflow and the AirEvac system to integrate with Smith eyewear, you’ll stay cool and your glasses will stay clear

Complete Helmet & Ski Goggles Set: Our ski helmet with detachable goggles is necessary for anyone loves snow sports. This set effectively provide complete protection to you head. You will have great fun when skiing, skating, snowboarding, or doing other snow sports!

Complete Protection: The helmet and the goggles are made of premium material. They all meet safety certification. The helmet is shockproof and penetration resistant. Neither the helmet nor the goggles will remove around, effectively protecting your head from getting hurt or injured.

Durable and Comfortable Design: Built with 28 air vent holes for great ventilation. The goggles with Flow-Tech Venting Design not only reduces fogging but also optimizes the flow of air over the inside of the lens. Reasonable designed ventilation holes protects you from freezing wind and blurred fogging vision. Both helmet and goggles perfectly fit well!

AVAILABLE IN TWO SIZES: Small (18.5-20.5 in) and medium (20.5-22 in)

ADJUSTABLE-FIT DIAL allows this kid & toddler helmet to grow with your child

14 VENTS to keep your little one cool, even on hot days