A premium trail riding helmet, the Fox Striker Bike Helmet is for riders seeking light weight and comprehensive protection. Sleek lightweight and race ready, sure to turn heads while keeping yours protected. Deeper rear profile EPS shell offers more comprehensive coverage than a traditional X C helmet. 22 vents for excellent airflow. Detox II retention system to dial in perfect fit. Removable visor. Structural Honeycomb venting inserts in the lower back shell. CPSC 1023, CE: EN 1078:1997, ASNZS 2063:2008. XSS fits 52 55 cm. SM fits 56 58 cm. LXL fits 59 63 cm.