Trek Ballista Mips AF Road Helmet / Trek Ballista Mips Asia Fit Road Bike Helmet

Superior Ventilation System - Stays Amazingly Cool and Comfortable
MIPS AIR system helps reduce rotational impact in the event of an accident. Single-band BOA® adjustment code, 360-degree fit and tight fit around your head. Glasses parking position. Front rafter tilt holder - improves visibility when climbing and descending. NIA Polytechnic’s 5-star safety rating complies with the US CPSC safety certification for bicycle helmets (one year old or above)

-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, cool and designed to help reduce rotational forces
-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
-5-STAR Virginia Tech safety rating
-Complies with US CPSC safety standards for bicycle helmets for people aged one and over