Features MIPS Safety The OutdoorMaster helmet integrates MIPS technology for superior protection, reducing rotational forces in impacts. Comfortable & Versatile Boasting 10 vents for airflow, removable and washable pads, and a built-in visor,it efficiently allows hot air to escape, preventing overheating.This helmet is ideal for cycling, skateboarding, and more. Certified Quality & Protection Crafted with a durable PVC and ABS shell, our helmet features EPS foam for impact resistance, meeting ASTM F 1447-18 standards. Size Chart