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Less wind. More win.
When speed is your top priority and every watt counts, reach for the helmet that'll cut through the wind to save you seconds. Ballista is Trek's fastest, most aerodynamically advanced helmet.
The Ballista is light, cool, comfortable and engineered with a fully integrated Mips Air safety system that's designed to help keep you safer.
Product details
Trek's fastest, most aerodynamic helmet will save big watts and shave crucial seconds
An excellent ventilation system makes this aero helmet surprisingly cool and comfortable
The Mips Air system is light and cool and designed to improve comfort and protection
The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit
Rubberised sunglasses docking port provides secure and easy-to-use storage
Bevelled front edge improves field of view while riding on the hoods and in the drops
The Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership
The 30-Day Unconditional Guarantee allows you to return your helmet if you're unsatisfied for any reason
Less wind. More win.
When speed is your top priority and every watt counts, reach for the helmet that'll cut through the wind to save you seconds. Ballista is Trek's fastest, most aerodynamically advanced helmet.
The Ballista is light, cool, comfortable and engineered with a fully integrated Mips Air safety system that's designed to help keep you safer.
Product details
Trek's fastest, most aerodynamic helmet will save big watts and shave crucial seconds
An excellent ventilation system makes this aero helmet surprisingly cool and comfortable
The Mips Air system is light and cool and designed to improve comfort and protection
The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit
Rubberised sunglasses docking port provides secure and easy-to-use storage
Bevelled front edge improves field of view while riding on the hoods and in the drops
PLU: 91666