TREK CIRCUIT WAVECEL HELMET ENDUROX VO2 MAX A material advantage

A material advantage

Included are twoDouble Bottle adapter mounts and associated hardware

It's built to race

Checkmate combines a lightweight aero design with IsoSpeed and Gravel Race geometry that keeps you poised for the attack without eating up your energy

high-TPI casing smooths out rough terrain for a comfortable ride

TREK CIRCUIT WAVECEL HELMET ENDUROX VO2 MAX A material advantageIf you get just one helmet, make it this one Whether your finish line is on the race course or your front door, Trek Circuit WaveCel delivers the performance, comfort and tech to be your go to helmet. It's equipped with features that any rider will appreciate, like WaveCel technology, a BOA Fit System and Blendr mount systems. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Trek exclusive technology disrupts the