This leg guard offers all players lower leg protection, compression, and flexibility. It's specifically designed to hold shin guards and socks comfortably in place throughout all 90 minutes of play.It has a flexible, breathable layer of extreme-protection foam on the side of the leg and ankle helps prevent injuries. Moisture wicking. Poron XRD polyurethane foam. Advance anti-microbial treatment. Low profile and lightweight, it's easy to forget you're wearing it.