D3O high performance shock absorbing foam. D3O is found in the KNEE and SHIN sections of this pad. Perforated neoprene enhances venting and moisture control.Terry lined wicking for comfort. Soft mesh panel at inner knee to keep your legs cool. Integrated comfort pad on the center knee. Woven upper elastic comfort strap keeps your pad from riding down. Kevlar front shield keeps your pads from getting chewed up on rock hard dirt and rocks. Looking for serious knee and shin protection for MTB or BMX? The Demon Hyper Knee/Shin delivers some serious benefits featuring a Kevlar front shield, D3O Knee/shin pad and a form fit that is straight sick. Also features double bound stitching throughout the pad making it extra durable. Try it on and you'll never take it off. Hand Wash, Air dry