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.

• WaveCel advanced helmet technology
• Virginia Tech 5 STAR safety rating
• 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