Uniquely design arch cut to keep arms free from plastic shell. Designed for all positions on the field. Biothane straps in the front and back of the pad for a compact, secure fit Angled corrugations to allow more natural movement Spacer mesh air management foam provides superior protection for youth football pads Elastic belts for flexibility and ease of movement The Sports Unlimited Xcalibur Youth Football Shoulder Pads have a fresh, sleek design that allows more movement in the arms than traditional pads. Unlike other youth pads, it features biothane straps in the front, attaching the shell together securely. Combined with a unique arch cut and strategic corrugation, the Xcalibur is built to move with your game. It's perfect for any position on the field, making it great for all youth players.