simple, safe and extremely lightweight - the poc obex pure helmet. protection doesn't need to be complicated to be safe. with its unpretentious design and minimalist construction, the obex pure is one of the lightest helmets in its class. the helmet is also is very versatile and great for a wide variety of riding styles.constructionthe in-mold construction with eps liner offers low weight, highest stability and efficient shock absorption.ventilationthe helmet comes with a passive ventilation system. this automatically ensures ideal ventilation and keeps the goggle fog-free.fit systemthe helmet allows for easy and secure adjustment without a need to change the padding.safety standardsce en 1077-b, astm f2040