Pro tec classic helmet weve taken our timeless classic design and equipped it with eps foam for added protection and to meet cpscce certification our eps foam liner mimics the comfort and feel that weve become known for in our soft 2 stage foam skate helmets five sizes ensure youll find a size that fits your head properly shell high impact abs liner eps interior die cut pu foam padding with laminated nylex ventilation 11 open vents certification astm 1492 cpsc 1203 asnzs 20632008