Best Mountain Bike Helmets Under 100 2024 - Top 10 Picks

This is the ultimate buyer's guide to finding the right mountain bike helmets under 100 to suit your needs. We review the 10 best mountain bike helmets under 100 on the market so you know that your next decision will be a smart one!

When you're trying to select the good mountain bike helmets under 100, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching mountain bike helmets under 100.

You don't have to try out every mountain bike helmets under 100 to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best mountain bike helmets under 100 to be OutdoorMaster Full Face Mountain Bike Helmet for Men & Women-Two Removable Chin Pad Mountain Bike Helmet, Ventilation Lightweight Racing Downhill DH BMX MTB Helmet - Slate Grey,M. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is Lixada Cycling Helmet for Adults Full Face Bike Helmet Adult Cycling Helmet with Detachable Chin Guard and Visor for Mountain Biking (Black).

Choosing the mountain bike helmets under 100 can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated mountain bike helmets under 100. The following products are some of the best you can get right now.

List of Top 10 Mountain Bike Helmets Under 100

Review of Best Mountain Bike Helmets Under 100

1. OutdoorMaster Full Face Mountain Bike Helmet for Men & Women-Two Removable Chin Pad Mountain Bike Helmet, Ventilation Lightweight Racing Downhill DH BMX MTB Helmet - Slate Grey,M

  • Fit System - This mountain bike helmets for adults are suitable for head circumference of 57-62cm/22.44-24.40inch
  • Maximum Protection and Comfort: The mountain bike helmet with EPP collarbone impact system and chinbar shock pads.Stay Safe and comfortable in any condition
  • Lightweight and Breathable: Revolutionary injection-molded high-flow cooling ventilation channels- 27 vents,And it weighs just under 750g
  • Convenience: The MTB helmet with removable and washable comfort liner,and with two sets of Chin Pad of different thicknesses
  • Suitable For Goggles: Goggle-strap channel makes it easier to keep your goggles in place, Pivoting visor helps protect the wearer's eyes from the sun, wind and rain

2. Lixada Cycling Helmet for Adults Full Face Bike Helmet Adult Cycling Helmet with Detachable Chin Guard and Visor for Mountain Biking (Black)

  • 🗹EASY TO SWITCH BETWEEN FULL AND HALF HELMETS: The removable chain guard and visor allow the helmet to easily switch between half and full face helmets to suit your different needs.
  • 🗹RESISTANCE AND IMPACT PROTECTION: This bicycle helmet is designed for adult cyclists. The helmet features an in-mold construction with a rigid polycarbonate shell and EPS liner that effectively absorbs impact energy, minimizing the risk of head injuries upon impact, and the elongated rear shape protects completely the head.
  • 🗹GOOD VENTILATION: This bike helmet is made of lightweight material, the inner pad is made of breathable material, 18 vents ensure good ventilation, remove excess heat and keep you cool and comfortable.
  • 🗹ADJUSTABLE: This bicycle helmet can adjust the head circumference to fit different head sizes, and the internal rotating adjuster can adjust the tightness of the helmet. Dial system: 54-61 cm.
  • 🗹GOGGLES HOLDER: The camera port and glasses port allow you to mount the camera and glasses on the helmet, which can prevent debris from floating into the eyes during riding, protect the eyes and ensure speed of conduction.

3. Giro Fixture II MIPS Mountain Bike Helmet for Men, Women, Kids, and Adults – Matte Titanium, Universal Adult (54–61 cm)

  • 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.
  • RUGGED: In-molding construction.
  • UNIVERSAL FIT SIZING: Get the right fit, straight out of the box.

4. Exclusky Helmets for Adults, MTB Mountain Bike Helmets for Men and Women, Adult Lightweight Bicycle Helmets, Youth Size with Designs

  • Comfortable and Lightweight: This mtb helmets for adults made of lightweight material, the inner pad use of breathable material to wear comfortably. The adoption of specialized aerodynamic and ventilation design allow air go through the women's helmets ​which help increase the speed and keep stay cool.
  • IMPACT RESISTANCE: This bicycle helmets for adults ​pecially designed for adult rider. Material use the tough and durable PVC & PC, EPS foam which help absorb the impact and protect the head during crash.
  • Visor and Adjustment System: Single-Hand dial retention system is easy to adjust and make the cycling helmet perfect fit on your head,This reinforced large sun visor is designed perfectly to match this biking helmet for you - Visor is easy to move upward to offer you broad sights.
  • Applicable Scenarios: A unisex bicycle helmets for adults for riding a bicycle, road bike, skateboard. Ideal for bike commuting, recreational cycling, and skateboarding.
  • Warranty: Exclusky team fully stand behind all Exclusky products, if you are not satisfied with our product for any reason at any time, please contact our Exclusky team timely and we will make it right.

5. Roam Road Bike Helmet - Durable Helmets for Adults with Sun Visor, LED Light and Detachable Magnetic Goggles - Adjustable Size - Mountain Bicycle Helmet for Adult Men & Women

  • 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).
  • ULTIMATE PROTECTION - Our bike helmets for women and men also feature a sun visor, detachable magnetic goggles, and UV helmet light for maximum protection road cycling, mountain biking, or on a crosstrail outdoors.
  • BIKE ACCESSORIES FOR PROS AND BEGINNERS - We’re riders, too. That’s why we understand exactly how to make your riding experience more enjoyable with our adult bicycle helmets and other bike accessories.

6. Giro Register MIPS Adult Recreational Cycling Helmet - Matte Titanium (2022), Universal Adult (54-61 cm)

  • 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
  • UNIVERSAL FIT SIZING: Get the right fit, straight out of the box
  • VENTILATION: 22 vents
  • RUGGED: In-mold construction

7. Zacro Adult Bike Helmet Lightweight - Bike Helmet for Men Women Comfort with Pads&Visor, Certified Bicycle Helmet for Adults Youth Mountain Road Biker

  • 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, effectively reducing impact forces and providing you with the most reliable safety.
  • DESIGNED FOR MAXIMUM COMFORT: With a special aerodynamic design, 18 vents circulate air, keeping your head cool and dry in hot conditions. Plus, our bike helmets are ultra-lightweight to reduce stress on your head even when worn for extended periods of time.
  • 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, strengthening the internal structure and ensuring your head is fully wrapped in a secure and breathable condition.
  • ADJUSTABLE AND FIT: Thanks to its adjustable dial system and side straps, the bike helmet can accommodate heads of all sizes, with a custom fit and fit for most teens and adults. Suggested head circumference: 54-62CM (please measure your head before purchasing.)
  • COMFORTABLE AND VERSATILE: Our women's bike helmets feature high-quality moisture-wicking linings to keep you sweat-free on hot summer commutes. Lightweight, breathable and comfortable, suitable for urban commuting, cycling, scooter riding

8. Tough Headwear Thermal Helmet Liner Skull Cap, Hard Hat Liner, Mens Beanie, Winter Cycling Cap & Running Gear, Ski Hat Black

  • Helmet-Liner or Stand Alone Cap: Are you ready to take on the great outdoors? Our Thermal Skullcap is here to help! Wear it as you cycle through cold weather terrain, run past the trees, or conquer the slopes on your skis or snowboard. Did we mention people love it as hard hat accessories? It's so lightweight and comfortable, you'll forget you're even wearing it. And with its versatile design, you can wear it on its own or under your helmet - the choice is yours.
  • Activate Warmth: Say goodbye to numb, frozen ears with our Thermal Skullcap, the ideal cold weather running gear for men and women. Its brushed thermal lining and lightweight design will keep your ears toasty and warm, so you can focus on your adventure instead of the cold. With our running hat winter can handle- your ears will thank you.
  • Premium No-Sweat Performance: Don't let the cold keep you down! Our Thermal Skullcap is here to activate your outdoor adventures. Its moisture-wicking properties will keep your head warm and dry, even in the most extreme conditions. So go ahead and tackle that mountain trail or hit the slopes - our skullcap makes the perfect snowboard and cycling gifts for men and women.
  • Comfort On-The-Go: The key when it comes to staying warm in colder weather–whether you need cycling caps for men under helmet or a warm standalone cap. That's why our motorcycle helmet liner is designed with your comfort in mind. Its lightweight design means you'll barely notice it's there, while the stretchy, breathable fabric ensures you won't overheat. And with its brushed lining providing just the right amount of warmth, you can say goodbye to itchy, or uncomfortable headwear.
  • Holds Up In All Conditions: Our thermal bike hat is built to last. Its 89% polyester, 11% spandex blend is tough and resistant to wear and tear, so you can trust it to hold up to all of your adventures. Plus, with its flat lock seams, you won't have to worry about any annoying chafing or rubbing - even after hours of wear. Whether you need cycling ear warmers, are hitting the slopes, or just running errands, this skullcap is designed to go the distance.

9. MOON Bike Cycling Helmet Road Bicycle Helmet Lightweight Microshell Design for Adult Men Women, Oversized Visor Magnet Buckle, 250-280g, HB3-7 (Black, M: 55-58cm)

  • 【Mobile Oversized Visor】The enlarged visor can more effectively block sunlight and avoid debris such as tree branches. The middle screw of the visor can move up and down for free height adjustment without disassembly. The visor hole is precisely the same as the hole of the helmet, which is beautiful and ventilates
  • 【Firm Supporting Plate】After adding a new supporting plate to the bottom of the bike helmet, it strengthens the overall structure of the helmet and makes it more stable. Compared to the traditional black EPS foam exposed, MOON Bicycle helmet with the bottom support looks more advanced and less likely to leave traces of use
  • 【Magnet Buckle】The pull-strap buckle has upgraded to a magnetic type, which locks and fastens the helmet more accurately and quickly. You can handle it with only one hand. That means easy to use and convenient
  • 【Oval head design】The head shape of MOON bike helmet is oval, which is more suitable for occidental. The adjusting knob on the back of the helmet can rotate to adjust the size, which perfectly fits the head shape
  • 【High-Performance Protective】The rugged PC shell can effectively withstand the external impact, and the internal high-density EPS foam material has a cushioning function; PC+EPS integrated molding is firm and safe

10. PHZ. Adult Bike Helmet Bicycle Helmet with Light for Men Women Mountain Road Skateboard with Extra Replacement Detachable Visor & Inner Pads Safety Certified

  • SAFETY & SPECIALIZED - PHZ. adult mountain helmet meets CPSC 1203 Safety Certified for Bicycle Road Bike & Mountain Bike Cycling Helmet. Age Grade: Adults.
  • 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 - Mountain helmets with detachable USB rechargeable light. Best for night riding with 3 lighting modes, perfect for cycling, bicycle, road, mountain, mtb.
  • TOUGH & LIGHTWEIGHT - In-mold construction fuses a tough polycarbonate outer shell with the impact-absorbing foam liner. Comfort 360° Pads & Effictive cooling vents.
  • KEEP YOUR HEAD COOL - 23 vents keep ample ventilation. Provide one more set of helmet replacement inner pads and two different color visors to collocation.

Last update on 2024-05-02 / Affiliate links / Images from Amazon Product Advertising API

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