Lightweight dynamic design, 3 sizes, superior ventilation thanks to its 22 vents. The all new Motul bikers’ helmet is a perfect helmet to ride safe and comfortable during your road and off road rides featuring the RSR 10 retention system for an easy adjustable wraparound customized fit, its frontal airframe padding to accelerate sweat evaporation, a bugstop net padding and reflective stickers. Its triple In-Mold ‘X-Kross’ construction improves safety and stability on the head. Size S: 51-55 cm Size M: 55-59 cm Size L: 59-62 cm