Bontrager Quantum MIPS Helmet shoe Shimano's new Flat Pedal Optimized

Shimano's new Flat Pedal Optimized for Trail Riding

Expansion zippers for when you need to fit in more than you ever imagined

Sportsman Mount

flexibility and excellent moisture control

100% Polyester 2 and 4 Way Mechanical Stretch

Bontrager Quantum MIPS Helmet shoe Shimano's new Flat Pedal OptimizedPerformance and comfort for every rider Quantum helmets feature superior ventilation, excellent coverage, and Bontrager's signature out of the box comfort. A removable visor feature adds incredible ease of use by allowing Quantum to be your go to helmet no matter what the type of ride. SPECS Construction In molded composite skeleton Fit System BOA System Impact System MIPS Brain Protection System Ventilation Recessed internal channels Closure Standard