The All New Demon Hyper Knee V4 delivers some serious benefits featuring a Kevlar front shield, D3O Range Impact Knee pad, and a form fit that is straight sick. Also, features double-bound stitching throughout the pad making it extra durable. The V4 is lighter, more comfortable and better fitting utilizing the D3O, hyper perforated materials and a comfort velcro strap. Try it on and you'll never take it off. Hand Wash, Air dry. The Heavy Duty Knee has a removable Hard cap front- perfect for keep The Demon Hyper X V4 D3O Knee pads deliver some serious benefits. The D3O material locks on shock and absorbs impact during a crash, then returns back to its flexible state. Made with D3O Range high performance shock absorbing foam. Perforated neoprene enhances venting and moisture control as well as a soft mesh panel at the inner knee to keep your legs cool on the trails and parks. Terry lined wicking for comfort as well as an integrated comfort pad on the center of the knee. The woven upper elastic comfort strap keeps your pad from riding down. Kevlar front shield keeps your pads from getting chewed up on concrete and asphalt. The All New Demon Hyper Knee V4 delivers some serious benefits featuring a Kevlar front shield, D3O Range Impact Knee pad, and a form fit that is straight sick. Also, features double-bound stitching throughout the pad making it extra durable. The V4 is lighter, more comfortable and better fitting utilizing the D3O, hyper perforated materials and a comfort velcro strap. Try it on and you'll never take it off. Hand Wash, Air dry. The Heavy Duty Knee has a removable Hard cap front- perfect for keeping your knees away from concrete and rocks. Worn out, or broken front cap? They can be easily replaced!