An aerodynamic road bike helmet with advanced WaveCel technology for the best in protection and performance.

A major advancement in the protection against cycling-related head injuries
Bontrager XXX WaveCel delivers high-performance protection and the best in aerodynamics and comfort. XXX is the WaveCel helmet of choice for the Trek-Segafredo men's and women's teams.

WaveCel is a revolutionary helmet technology that's exclusive to Trek and Bontrager helmets. It's designed to be more effective than traditional foam helmets in protecting against certain cycling-related injuries.

• WaveCel is a leading helmet tech designed to absorb linear impacts and rotational energy
• BOA® Fit System lets you easily secure and adjust helmet fit with just one hand
• Easy-to-use adjustable strap dividers allow for a fine-tuned fit
• An aerodynamic shape helps you outsmart the wind and ride faster
• Additional NoSweat pad with silicone channel keeps sweat out of eyes for constant clarity
• Team Trek-Segafredo sticker kit included with Viper Red, White, and Radioactive Yellow colorways
• 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