Trek Rally WaveCel Mountain Bike Helmet

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About this product

The details.

A major advancement in the protection against cycling-related head injuries

Rally WaveCel is a high-style, high-value off-road helmet with trail-specific features and WaveCel, a leading technology in the protection against cycling-related head injuries.

WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Trek-exclusive technology disrupts the safety standards the industry has accepted for over 30 years.

Product details

WaveCel advanced helmet technology
BOA® Fit system lets you easily secure and adjust your helmet with one hand
Adjustable visor offers multiple coverage options
LockDown dividers make helmet strap management clean and easy to adjust
Soft, comfortable, and moisture-wicking washable helmet pads
Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership
Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and over

What makes it special

The little details. The big difference.

01
Rally WaveCel mountain bike helmet
An off-road helmet with WaveCel technology that balances comfort and performance for trail riders who value safety.
02
What is WaveCel?
WaveCel is a collapsible cellular structure that lines the inside of your helmet. It works like a crumple zone that absorbs the force of an impact before it reaches your head. Read the study to learn more. You’ll never want to ride anything else again.
03
BOA® fit system
Easily secure and adjust the helmet fit with just one hand.
04
Drop-in coverage
Extended, back-of-helmet shell offers additional rear protection.
05
LockDown strap dividers
Easily adjust straps to fit perfectly with adjustable, lightweight strap dividers.
06
Soft helmet pads
Super comfortable internal pads wick moisture on hot days and hard efforts and are easy to wash after a full day of fun.

The details

Good to know-

Specs6

Fit system: BOA®
Pad material: Moisture wicking pads
Buckle type: Standard buckle
Includes: Crash Replacement Guarantee

Size	S	M	L	XL
Circumference	51-57cm	54-60cm	58-63cm	60-66cm
Weight	360.0g	400.0g	430.0g	435.0g

Good to know4

Crash Replacement Guarantee 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.
30-Day Unconditional Guarantee 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.
Helmet Fit and Sizing For your helmet to do its job, it's important that it's sized properly and fits well. Reference our sizing guide at the link below to find your ideal size and see how Bontrager helmets are intended to fit.
Our helmets build the future $1 from the sale of every Bontrager helmet in North America supports PeopleForBikes, which provides guidance, a rating system, a leadership conference, and professional support for transforming cities throughout the United States in the ongoing effort of becoming a bicycle friendly nation.