Best Adjustable Bike Helmets in 2026

The Schwinn Thrasher lightweight helmet is designed for adults; suggested age range: 14 years old and up; suggested head circumference: 22. 88 to 24. 5 inches

Full Schwinn 360° Comfort featuring an adjustable dial fit knob and full-range padding for the perfect custom fit.

Two microshell layers and full-coverage EPS foam construction provides lightweight durability

Fits head sizes: 50-54 cm

True fit self-adjusts for a proper fit everytime

High-impact reflectors for visibility

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.

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

Fully featured adult bike helmet designed for safety and comfort

Dial Fit adjustment system for an easy, custom fit

Easy-to-adjust webbing strap for a comfortable fit under the chin

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

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.

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

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.

【RELIABLE SECURITY】The kids helmet uses advanced technology to tightly combine sturdy PC shell with impact resistant EPS, making the helmet safer and more durable. Trustworthy CE+CPSC dual certification

【360° PROTECTION】The full-coverage construction of this kids bike helmet provides all-round protection for children's heads including the back of the head. Suitable for a wide range of sports types

【COOL VISOR】The removable visor protects the children's eyes from direct sunlight and the skin of their faces from being scratched by tree branches while not blocking the view

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

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.

HIGH PERFORMANCE QUALITY: CE Marked (European Standard) and CPSC Approved (American National Standard). The Zacro Bike Helmet is carefully constructed with an all-in-one polycarbonate solid PC shell and high-density shock-absorbing EPS foam, giving it excellent shock absorption and drop resistance.

DESIGNED FOR MAXIMUM COMFORT: With a special aerodynamic design, 18 vents circulate air, keeping your head cool and dry in hot conditions.

REMOVABLE INNER PAD AND VISOR: The visor comes with an adult bike helmet that can be easily and securely removed to help keep the sun out of your eyes and prevent rain from getting into your eyes while riding. The wrap-around padding increases comfort and is easy to clean as it is removable.

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.

Integrated MIPS Protection System

Hardshell With In-Mold Hardbody Lower Wrap: The two-piece shell combines a tough outer hard shell with a polycarbonate lower shell permanently fused to the liner for durability without excess weight

Quick Link Removable Visor

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.

Impenetrable in safety, light in weight, and elastic in design to provide optimal impact absorption to exceed DOT standards. High-quality EPS liner material throughout the entire chin bar for enhanced impact absorption.

An aerodynamic shell containing an advanced cooling system designed with boasting 14 intake and exhaust vents in total to maximize airflow. Multi-density EPS liner yielding advantageous cooling passages throughout the helmet itself.

Cosmic peripheral field of vision utilizing a monumentally secured opening. Adjustable shatter resistant visor with high-grade steel screws tested for optimal rooster-tail smut protection, and secure mounting positioning.

Designed for Children: This Zacro bike helmet is designed for children. Suggested age range: 5-8 years old. Suggested head circumference: 19.68-21.26 inches. Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older

Design for Maximum Comfort: With a special aerodynamic design, 18 vents circulate air, keeping your head cool and dry in hot conditions.

Removable Inner Pad and Visor: The visor comes with a kids' bike helmet that can be easily and securely removed to help keep the sun out of your eyes and prevent rain from getting into your eyes while riding. The wrap-around padding increases comfort and is easy to clean as it is removable.

BREATHABLE This kids’ helmet is cool in more ways than one. It’s lightweight with 11 air vents to allow air to pass through and around the helmet for a breathable feel.  

BETTER VISIBILITY Built-in visor shields them from the sun and provides better visibility while your kiddo is learning to master their bike, board, or scooter!

THE PERFECT FIT Ensure a perfect fit with easy-adjust nylon straps, no-chafing chin pad, and an ErgoKnob dial for extra snugness.

MIPS SAFETY - The Mips system is designed to provide added safety for helmets in many accidents. For certain impacts, the system can reduce harmful rotational forces.

DOUBLE ADJUSTMENT - 2 different thicknesses liners(0.23&0.31inch) and the adjustment dial maximize the head fit, flexibly adapted to different kinds of cycling glasses and avoid pulling hair.

COMFORTABLE - The removeable visor and the skin-friendly adjustable chin strap offers comfortable wearing and better fit better.

Helmet Fit System: The kids bike helmets have a round adjuster on the back, which can be toggled to fit the helmet to the head, the size of the bicycle helmet ranges from 50-57cm/19.65 - 22.45 inches, kids bike helmets ages 5-8 8-14.

Lightweight Comfortable Helmet: boys and girls bike helmets for kids 8-14 5-8 has a soft lining and the kids helmet is designed with 15 vents to keep cool. The child's bike helmet weighs just 180g, so it's not an extra burden when it comes to sports.

Helmet for Bicycle with Removable Visor：The girls and boys bike helmet has a removable visor that can be removed at any time to suit your needs, suitable for skateboarding, roller skating, cycling and other outdoor recreation.

Complies with the U.S. Safety Standard. It is made of sturdy PC shell and high quality EPS foam, providing more protection for the cyclist.

2 sizes are available: L, 58-61 cm (22.8-24.0 inch) for adult; M, 54-58 cm (21.3-22.8 inch) for kids age 5 and older. Please choosing the helmet size according to the head circumference.

The adjustable dial and strap can be easily adjusted to achieve a custom fit. Besides, there is a insect net attached on the front of the helmet. Suitable for road / mountain cycling and other biking activities.

Designed for safety and style, the Little Nutty sets the standard for fun when it comes to kid's helmets; Keep them safe with Crumple Zone EPS foam pads and a lightweight, durable ABS shell

Features the MIPS System for additional protection; It’s a low friction layer mounted in the helmet that reduces the force transferred to the head during an angled impact, which occurs in most crashes

Snap in and ride; Our Fidlock magnetic closure means no pinchings and no tears; Easy for little hands to open and close, the clasp comes covered in soft padding that’s comfortable on their chin

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

LIGHTWEIGHT AND RUGGED: In-mold polycarbonate shell with EPS liner. EPS liner is captured by a full hardbody wrap for protect from the elements

Proven MIPS impact protection system reduces rotational forces in a crash

Removable, washable moisture-wicking comfort liner

Optimized venting with channeled, in-molded EPS provides efficient cooling

PROTECTION: Complete Koroyd coverage for lightweight, energy-absorbing and ventilated impact protection, MIPS Brain Protection System reduces rotational forces caused by angled impacts to the head, Integrated skeletal structure creates a roll cage for added strength and impact protection

FIT / INTEGRATION: VaporFit dial adjustment system offers 270-degree fit adjustment with the turn of a dial, Designed for ultimate integration with Smith performance eyewear and goggles for maximum comfort, venting and storage convenience, AirEvac ventilation system integrates with Smith goggles and eyewear for fog-free lenses

FEATURES: 20 fixed vents for consistent airflow, Three-position adjustable visor, Ionic+ antimicrobial lining offers sweat-activated odor control, Lightweight, low-bulk single-layer webbing, Front and rear eyewear storage channels

SAFETY: reinforced polycarbonate shell in-molded, EPS liner on sides and back plus MIPS

MAXIMUM COOL: 16 total vented ports for cool air in and drawing heat out (8 front and 8 in the back)

HIGHLY ADJUSTABLE: triple position adjustable retention system, customized shape & eyewear fit

【High Safety Protection】Basecamp bike helmet meets US cycling standard. With superior in-molding technology, bicycle helmet made of high-density PC shell and EPS foam is helpful to absorb and decrease the pressure caused by external impact forces, and protect your head in all directions during crash. Adults wear our bike helmet will feel Safer and more comfortable.

【Bike Helmet with Bright Rear Light】Mountain bike helmet rare light with 3 lighting modes - steady, slow flashing and fast flashing, keeps you safe and shine in night cycling. It will warn the cars and help riders behind you clearly recognize your direction, providing the highest and best possible protection and visibility on the city streets. An extra spare battery is also included.

【Bicycle Helmet with Detachable Magnetic Visor】Bike helmet visor with with 3 strong magnets, can be used as a sunglasses, not only protect your eyes against wind and sand, but also block the strong sunlight, UV400 protection. It won’t interfere with wearing your own glasses. Bike helmet men women meets your 3 wearing needs-goggles up, goggles down and no goggles, fit for mountain bike and road bike cycling.

【Excellent Safety Protection】Bike helmet men women with in-molding technology joins thick EPS foam and outer PC shell to absorb and decrease the pressure caused by external impact forces during crash, giving you the maximum protection in all directions when road cycling or mountain biking.

【USB Rear Light&Reflective Sticker】USB light with 3 modes-steady, slow flashing, fast flashing and reflective sticker on the back of the bicycle helmet warn cars and help riders behind you clearly recognized your direction, which guarantees the highest protection and visibility on city roads, safer in night cycling. USB light is fully charged in just 2 hours and last for 10 hours. Extra USB cable is also included.

【Removable Magnetic Goggles UV Protective】Bicycle helmet with a unique magnetic goggles visor shield provides eye protection and blocks the sun and dust perfectly away from your face, UV 400. Your own glasses also can be worn under bike helmet goggles. A helmet meets your 3 wearing needs-goggles up, goggles down and no goggles. Your style bike helmet is designed by yourself.

Impenetrable in safety, light in weight, and elastic in design to provide optimal impact absorption to exceed DOT standards. High-quality EPS liner material throughout the entire chin bar for enhanced impact absorption.

An aerodynamic shell containing an advanced cooling system designed with boasting 14 intake and exhaust vents in total to maximize airflow. Multi-density EPS liner yielding advantageous cooling passages throughout the helmet itself.

Cosmic peripheral field of vision utilizing a monumentally secured opening. Adjustable shatter resistant visor with high-grade steel screws tested for optimal rooster-tail smut protection, and secure mounting positioning.