Best Adjustable Bike Helmets in 2026

DESIGN - Mohawk lights up with LED lights. Auto shut off to prolong battery life.

CONSTRUCTION - Adjustable straps for a custom snug fit, and aerodynamic cooling vents for great airflow. Durable outer PVC shell, and impact dampening expanded polystyrene inner foam construction.

STYLE - Perfect light weight helmet for cruising around on a bike, scooter, skateboard or rollerblades!

♕MATERIAL - DOT Safety Standard, Beautiful glossy UV protective finished, Light weight but extremely durable composite shell, keeps your kids safe and comfy while riding!

♕INTERIOR - Heavily cushioned, breathable and very comfortable interior, Removable and washable padding, well vented all purpose product for everywhere you ride in summer or winter

♕FUN RIDES AND GIFTS - Various interesting and fashion patterns design makes this helmet funny and cool; Great for youth kids dirt bike, off-road, street riding, etc, absolutely a sweet birthday/Christmas gift for children

DOT Approved - Meets or exceeds FMVSS-218 and DOT safety standards. S:55-56 CM,M:57 -58 CM,L:59-60 CM,XL:61-63 CM,XXL:63-64 CM, The helmet size runs smaller than regular helmet, please kindly choose one size up when ordering the dual sport helmet.

Dual Visors - HD enhanced wide-angle lens to increase periferal vision and improve riding safety, and the sun visor is great for protecting against the sun, which can be rotated slightly according to the direction of the sun to avoid direct sunlight. This motorcycle helmet also comes with an inner tinted visor.

Ventilation - Aerodynamic air intake system to introduce fresh air and replace the hot air inside the helmet.

SAFETY: Our Bike Helmets Complies with U.S. CPSC,EU CE Safety Standard for Bicycle Helmets for Persons Age 5 and Older,Equip with 3 modes Helmet Led Rear light for Night or Morning Riding Safety(Lighting Models:Always On, Fast Flash, Slow Flash) (NOTE;if it does not work please contact us we will help you solve the problem)

IN-MOLD CONSTRUCTION ULTRA LIGHTWEIGHT: In-mold construction fuzes a tough polycarbonate outer shell with the helmet’s impact-absorbing foam liner.In-mold helmets can be lighter and cooler than traditional helmets, It very comfortable to wear

AMPLE VENTILATION: Comfortable pad and 24 Vents keep Ample Ventilation for ultimate temperature regulation and reducing resistance, It makes your road, recreational or commute riding more effortless, and come with Visor protect your from sun

RIDE WITH CONFIDENCE - Our bike helmets for men and women have been designed to safeguard your head in every direction and absorb impact with premium EPS foam and a rock-solid high-density PC carbon shell.

VISIBILITY ON THE ROAD - This adult bike helmet comes with a specialized LED light to help you stay highly visible at night. Warn commuter cars and other riders with 3 flash modes: slow, fast or steady.

ONE SIZE FITS ALL - Enjoy both safety and comfort with our lightweight, dual-fit helmets for adults. Use the adjustable knob on the back of the shell to find your best fit from 22-24 inches (57-61cm).

FIT: One size fits most cycling helmet. Easily adjust from 54cm to 61cm to fit sizes small, medium, and large (not designed for XXL/62cm/24. 5 inch and up.)

COMFORTABLE: Silas bike helmet is padded, lightweight and aerodynamic to slice through headwind.

BREATHABLE: 24 vents and contoured design with inside air-channels force ventilation through and around the bicycle helmet for a cool, comfortable ride.

SAFETY: Our Bike Helmets Complies with U.S. CPSC,EU CE Safety Standard for Bicycle Helmets for Persons Age 5 and Older,Equip with 3 modes Helmet Led Rear light for Night or Morning Riding Safety(Lighting Models:Always On, Fast Flash, Slow Flash) (NOTE;if it does not work please contact us we will help you solve the problem)

IN-MOLD CONSTRUCTION ULTRA LIGHTWEIGHT: In-mold construction fuzes a tough polycarbonate outer shell with the helmet’s impact-absorbing foam liner.In-mold helmets can be lighter and cooler than traditional helmets, It very comfortable to wear

AMPLE VENTILATION: Comfortable pad and 24 Vents keep Ample Ventilation for ultimate temperature regulation and reducing resistance, It makes your road, recreational or commute riding more effortless, and come with Visor protect your from sun

🚀DOT - Youth off-road helmet meets FMVSS-218 and DOT Safety Standard to ensure quality and safety, sharp looking design makes you stand out from the crowd, ideal for dirt bike, motocross, ATV etc.

🚀Lightweight & Comfortable - Upgraded lightweight ABS shell with a thick, high density fully vented EPS liner, ventilation opening system for air intake and exhaust, which brings you a better protection and comfortable wearing during riding

🚀Helmet Size - S/M/L/XL Size For Youth; 【Small:19.15 / 19.50 Inches;】;【 Medium:20.10 / 20.45 Inches】;【Large:20.87 / 21.26 Inches】;【X-Large(=Adult S):21.65 / 22.5 Inches】

DESIGN - Specifically for women who are on the go.

FIT SYSTEM - Ponytail and bun compatible system designed for a comfortable fit every time.

AIR FLOW - 13 cooling vents for channeled air flow.

【Add Protection to Your Cycling】The SH55M Smart Safety Helmet developed by Smart4U comes with six bright LED rear lights, a turn signal and three display modes. Allows other drivers on busy roads to notice your presence and know which direction you are turning, day or night.

【Enjoying the Riding】This bike helmet is Bluetooth enabled and can be paired with your phone. The helmet has two speakers and a noise-cancelling microphone, allowing you to enjoy music while riding in the wild, in the mountains or on urban roads, adjust the volume, answer calls and take photos via a remote control or mobile app.

【Every Detail Makes You Feel Comfortable to Wear】The SH55M bicycle helmet is made of high-quality materials, using the inside and outside integrated molding process, giving the helmet a sturdy shell, and weighing only 310g. It absorbs the impact of the impact, but it doesn't make you feel heavy. Built-in removable quick drying lining makes you feel soft and comfortable when wearing.

ONE SIZE: Fits head circumference from 21 to 23 inches (54-58 cm) - PLEASE MEASURE YOUR HEAT FOR A PERFECT FIT! PLEASE NOTE THAT THIS IS NOT A VERY BIG HELMET (8.5" x 12.5").

VISOR: The magnetically fastened shield provides wraparound eye (UV) protection and it’s easy to flip up or remove with one hand when appropriate. (PLEASE NOTE: The visor can only be attached while wearing the helmet (NOT BEFORE YOU ARE PUTTING ON THE HELMET) and can only be detached while you are wearing the helmet - YOU CAN NOT TAKE THE HELMET OFF WITH THE VISOR ATTACHED TO IT). WEARING THE HELMET WITH VISOR WILL BE A TIGHT FIT AND THIS SETUP MAY NOT FIT A LARGER SIZE HEAD OR FACIAL FEATURES.

KEEPING YOU COOL: Your aero cycling helmet is equipped with a total of 8 vents: 4 in the front and 4 in the back, offering optimal airflow and minimal wind resistance to keep you cool during a race and stay more comfortable without sweat all over the head.

Air intake and exhaust scoops for controlled air flow, Subtly Integrated Forehead Vent Intakes

EPS Provides Superior Energy Absorption And Channels For Increased Airflow

Unique Multi-configuration Design Featuring Removable Front Mask And Rear Comfort Sleeve Results In 2 Distinct Riding Configurations: 3/4 Mode; And Full Mode

Wide application: The outdoor goggles are designed specially for motorcycling, cycling, skiing, snowboarding and other outdoor sports

With detachable mask: Motorcycle goggles with a detachable mask design is easy and convenient to install and use, whatever use them together or separately

High quality: UV protective, anti impact, effectively against scratching, high-density foam design makes it closely fit your face, comfortable to wear

▶ABS shell: high strength, light weight, enhancing safety and comfort during riding. This helmet is extra wide, if you don't like the loose fit, you need to buy one size smaller

▶Helmet cushioning layer: The high-density EPS cushioning layer can better cushion the impact force, effectively absorb the external impact force, reduce the impact of the head, and truly protect the wearer's head.

▶Comfortable texture lining: mesh structure breathable lining, more comfortable and fashionable, high-density fiber tissue, sweat-absorbing and odor-proof, ensuring safety and taking into account the breathability of the helmet.

Safety material, ABS engineering material, breathable, odorless, impact resistance, high heat resistance, high strength.

An Ultra Low Profile it sits low and snug on your the Smallest & Lightest shell size ever made

The length of the mask can be adjusted. It uses breathable lining for quick fixation, easy to clean, not easy to deform, easy to absorb sweat, and makes the ride comfortable and light.

Conditon: Brand New; Main Color: Blue flame; Helmet Size: Extra Large; Goggles Size: One Size (Youth); Gloves Size: One Size (Youth).

Helmet Features: Beautiful glossy UV protective finished; S/M/L/XL Size For Youth; Light weight extremely durable composite shell; Heavily cushioned and very comfortable interior

Removable and washable padding; Well vented all purpose product for summer or winter riding; well vented all purpose product for off-road riding.

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

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 head shape & eyewear fit

FUSION IN-MOLD POLYCARBONATE SHELL - A process pioneered by bell bonds the helmet's outer shell to the eps foam liner to create a sturdier helmet

ERGO FIT - What was once ErgoDial now has an improved dial feel and function (no longer requires a push to turn) and is more sleek and less bulky

NO-TWIST TRI-GLIDES - Quick-adjust fasteners that help keep straps flat and properly positioned

★[Safety performance]: It has a compact, aerodynamic DOT shell design that meets or exceeds DOT safety standards to ensure your safety. It has a distinctive and radical shape that provides impeccable impact protection and meets the FMVSS 218 standard.

★[Quick Release Buckle & Comfortable Lining]: The ATV helmet offers a quick release chin strap, easy to open. Comfortable lining, removable & washable cheek pads that allow you to keep your helmet feeling fresh and new, features moisture absorption, perspiration elimination, air permeability.

★[Commodity materials]: Selected engineering ABS resin materials, based on DOT safety production standards, made of advanced high-pressure molding technology, high-density fully ventilated lining, which greatly absorbs impact while ensuring air circulation and providing airflow And comfortable.

Adult Bike Helmet: the Codax KinetiCore is a sporty all-around cycling helmet

Next-level Technology: built-in KinetiCore offers additional protection from rotational impact in the event of a crash

LED Light Compatible: made for use with the Universal Lazer LED light to increase visibility in all light and weather conditions

❤️【PREMIUM PROTECTION FOR KIDS】 - Kids helmet is made of PC shell and thick EPS foam lining which features impact resistance and durable will keep your child’s head safe from bumps and bruises.

💥【ADJUSTABLE FITTING】 - The kids lightweight cycle helmets equipped with adjustable straps and a rotatable dial which makes it flexible to fit perfectly for your kid’s head circumference.

🏆【GREAT VENTILATION】 - The toddler helmet with air vents ensures optimal airflow. The adoption of specialized aerodynamic and ventilation design that allows the kid to remain cool in high temperatures and lets moisture evaporate, reduces the high body temperature caused by intense body movements.

Adult Bike Helmet: the Tempo KinetiCore is a lightweight entry-level road cycling helmet

Next-level Technology: built-in KinetiCore offers additional protection from rotational impact in the event of a crash

LED Light Compatible: made for use with the Universal Lazer LED light to increase visibility in all light and weather conditions

. 【Personalized Design】You ride a motorcycle and wear this short plush cute rabbit helmet, no matter where you are, it can bring happiness to people, and you will brighten people's day. Children would laugh, heads would turn, and people would smile. You may also be featured on multiple TikTok/Snapchat/Instagram Stories and multiple Insta and Facebook pages!

. 【Attractive】: Wearing this helmet cover will make you stand out. This greatly improves the chances of the driver seeing you. Great for any rider who doesn't like getting hit by a car.

. 【Suitable for most full-face helmets】One size fits all: This helmet cover is specially designed to fit most full-face motorcycle helmets, suitable for helmets with a size below 35*26*26cm/13.8*10*10inch. This means you don't have to worry about it not fitting your helmet!

Instantly absorb wind and road noise for a more enjoyable ride with our patent-pending helmet cover. Great for longer rides at higher speeds.

Avoid eating dust on trail rides with our breathable fabric designed to filter dust from entering the helmet. Better than average neck gaiters because ours covers the entire head, not just up to the nose.

Helmet cover provides a soft surface which acts as a muffler, absorbing sound for a quieter ride.

🚴‍♂️【High-quality ABS material】impact-resistant ABS material, waterproof PU outer layer.

🚴‍♂️【Sun visor】long sun visor design can protect your eyes from sun and rain damage. Adjustable shoulder strap with comfortable soft chin pad.

🚴‍♂️【Breathable and comfortable】 removable, washable, and breathable mesh lining.

: This sports helmet is made of strong PVC shell resists impact and EPS froth provides shocks-absorbing, not easy to crack, which can effectively protect your kid.

Comfortable & Comfortable: Design with air vents, more ventilative and more aerodynamic, reduce sweating, keep user cool and comfortable regardless of any intense body movement.

Good Protective Effect: Our protective helmet can provide good protection for your kids to keep them from geting injured when fall down. Light weight and portable, easy to carry and storage.

√[Safe Materials]: This motorcycle full-face helmet is made of high-quality ABS shell, shock resistant, penetration resistant, excellent cushioning effect. DOT approved (FMVSS 218 standard).

√[Quick Release Buckle & Comfortable Lining]: The motorbike helmet offers a quick-release chin strap, easy to open. Comfortable lining, removable & washable lining pads that allow you to keep your helmet feeling fresh and new, features air permeability.

√[Ventilation]: This helmet motorcycle design for good ventilation, air vents on the above, before, and the rear can ensure air circulation, provide airflow and comfortability.

√[Safe Materials]: This motorcycle full-face helmet is made of high-quality ABS shell, shock resistant, penetration resistant, excellent cushioning effect. DOT approved (FMVSS 218 standard).

√[Quick Release Buckle & Comfortable Lining]: The motorbike helmet offers a quick-release chin strap, easy to open. Comfortable lining, removable & washable lining pads that allow you to keep your helmet feeling fresh and new, features air permeability.

√[Ventilation]: This helmet motorcycle design for good ventilation, air vents on the above, before, and the rear can ensure air circulation, provide airflow and comfortability.

√[Safe Materials]: This motorcycle helmet for women is made of high-quality ABS shell, shock resistant, penetration resistant, excellent cushioning effect. DOT approved (FMVSS 218 standard).

√[Quick Release Buckle & Comfortable Lining]: The motorbike helmet offers a quick-release chin strap, easy to open. Comfortable lining, removable & washable ear lining pads that allow you to keep your helmet feeling fresh and new, features air permeability.

√[Ventilation]: This helmet motorcycle design for good ventilation, air vents on the before, and the rear can ensure air circulation, provide airflow and comfortability.