To do their job, helmets have to fit right. Starvos WaveCel Round Fit features is a versatile helmet that features WaveCel and has been designed for riders that need a rounder helmet shape.
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
• Intuitive, one-handed Headmaster II fit system makes height and circumference adjustments easy
• LockDown dividers make helmet strap management clean and easy to adjust
• Soft, comfortable, and moisture-wicking washable helmet pads
• Round fit sizing designed to accommodate rounder head shapes
• 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