Bontrager Rally WaveCel Mountain Bike Helmet

Overview

'You can't put a price on safety, but this is a pretty good start'

'Styling, retention system and safety features score big at this price'

'I found the Rally to be quite airy and cool'

'A very comfortable fit in a clean package'

if (typeof dataLayer !== "undefined") { dataLayer.push({ "ecommerce": { "currency": "", "impressions": [ { "id": "44116", "name": "Trek Solstice Asia Fit Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "white", "list": "More Options", "position": 1 } , { "id": "44115", "name": "Trek Solstice Asia Fit Mips Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 2 } , { "id": "36986", "name": "Trek Starvos WaveCel Asia Fit Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "white", "list": "More Options", "position": 3 } , { "id": "45108", "name": "Trek Blaze WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "grey_bluedark", "list": "More Options", "position": 4 } , { "id": "45105", "name": "Trek Rally WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "tan_black", "list": "More Options", "position": 5 } , { "id": "45079", "name": "Trek Quantum WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "purplelight", "list": "More Options", "position": 6 } , { "id": "36024", "name": "Trek Solstice Mips Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 7 } , { "id": "45104", "name": "Trek Quantum WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "purplelight", "list": "More Options", "position": 8 } , { "id": "36949", "name": "Trek Rally WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "black_greendark", "list": "More Options", "position": 9 } , { "id": "36948", "name": "Trek Rally WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "black_greendark", "list": "More Options", "position": 10 } , { "id": "36025", "name": "Trek Solstice Mips Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 11 } , { "id": "45109", "name": "Trek Blaze WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "grey_bluedark", "list": "More Options", "position": 12 } , { "id": "36951", "name": "Trek Starvos WaveCel Cycling Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 13 } , { "id": "45106", "name": "Trek Rally WaveCel Mountain Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "tan_black", "list": "More Options", "position": 14 } , { "id": "36028", "name": "Trek Solstice Bike Helmet", "price": "", "brand": "Trek", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 15 } , { "id": "25359", "name": "Bontrager Blaze WaveCel Mountain Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "black_greydark", "list": "More Options", "position": 16 } , { "id": "21810", "name": "Bontrager Solstice Mips Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "blue_bluedark", "list": "More Options", "position": 17 } , { "id": "34592", "name": "Bontrager Circuit WaveCel Road Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 18 } , { "id": "31564", "name": "Bontrager Rally WaveCel Mountain Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "bluelight_bluedark", "list": "More Options", "position": 19 } , { "id": "30466", "name": "Bontrager Solstice Mips Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 20 } , { "id": "21848", "name": "Bontrager Quantum Mips Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 21 } , { "id": "30482", "name": "Bontrager Solstice Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "yellowvisibility", "list": "More Options", "position": 22 } , { "id": "21842", "name": "Bontrager Solstice Bike Helmet", "price": "", "brand": "Bontrager", "category": "Bike helmets", "variant": "pinkvisibility", "list": "More Options", "position": 23 } ] } }); } else { console.log("dataLayer"); }

Want to do more than wear a helmet? Check out this guide to riding safer.

Learn more

To ensure that your bike helmet looks and performs its best, it's important to properly clean and care for it. Check out our simple guide to learn how to maintain your bike helmet. It's easy to do and takes little time!

Features

An off-road helmet with WaveCel technology that balances comfort and performance for trail riders who value safety.

WaveCel is a revolutionary helmet technology designed to be more effective than traditional foam helmets in protecting against certain cycling-related accidents. Its collapsible cellular structure lines the inside of your helmet and is designed to work like a crumple zone to absorb the force of an impact before it reaches your head. Click below to learn more.

Learn more

Our breakthrough WaveCel helmet technology was included in TIME Magazine's list of 100 Best Inventions for making the world better, smarter and even a bit more fun. Watch the video to learn more about the science behind this revolutionary helmet technology. From TIME

©2020 TIME USA LLC. All rights reserved. Used under licence

Watch the video

All WaveCel helmets received the highest rating from Virginia Tech's third-party testing facility. This unbiased assessment proved Bontrager's WaveCel helmets to be among the highest level of protection available to cyclists with a 5-STAR rating.

Learn more

Easily secure and adjust the helmet fit with just one hand.

The extended, back-of-helmet shell offers additional rear protection.

Easily adjust straps to fit perfectly with adjustable, lightweight strap dividers.

Super-comfortable internal pads wick moisture on hot days and hard efforts and are easy to wash after a full day of fun.

Not sure which helmet is right for you? Check out our helmet-buyer's guide to learn everything you need to know about bike helmets.

See the guide

With our Crash Replacement Guarantee, we will provide you with a free replacement helmet if it is involved in a crash within the first year of ownership. Simply contact us or your local retailer with the crashed helmet, original sales receipt, details of the incident and a return address for your replacement.

Learn more

If for any reason you’re not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.

Learn more

Specs

Size	S	M	L
Circumference	51-57 cm	54-60 cm	58-63 cm
Fit system	BOA®	BOA®	BOA®
Pad material	Moisture wicking pads	Moisture wicking pads	Moisture wicking pads
Buckle type	Standard buckle	Standard buckle	Standard buckle
Includes	Crash Replacement Guarantee	Crash Replacement Guarantee	Crash Replacement Guarantee
Weight	360g	400g	430g

Sizing

Service

Reviews

'It's in a class of its own'

'Excellent style and features'

'A top-shelf cycling helmet'

'Good bang for your buck to protect your head'

More options

How to ride more safely

How to clean your bike helmet

Rally WaveCel mountain bike helmet

What is WaveCel?

A TIME Magazine Invention of the Year

Virginia Tech validation

BOA® fit system

Drop-in coverage

LockDown strap dividers

Soft helmet pads

Helmet-buyers guide

Crash Replacement Guarantee

30-Day Unconditional Guarantee

'It's in a class of its own'

'Excellent style and features'

'A top-shelf cycling helmet'

'Good bang for your buck to protect your head'

More options

How to ride more safely

How to clean your bike helmet

Product features

Rally WaveCel mountain bike helmet

What is WaveCel?

A TIME Magazine Invention of the Year

Virginia Tech validation

BOA® fit system

Drop-in coverage

LockDown strap dividers

Soft helmet pads

Helmet-buyers guide

Crash Replacement Guarantee

30-Day Unconditional Guarantee