Reebok wants players to be able to have protection that is necessary on the ice but not let that interfere with performance. The 4K KFS Hockey Shoulder Pads from Reebok use KFS (Kinetic Fit System) which enable your ice armor to move with you while still providing performance, comfort, and protection. The 4K has a two-piece front and a two-piece back. The hinged clavicle will allow for a full range of motion. Your protection comes in with the low profile JDP shoulder caps- dispersing impact energy away from the fragile shoulder joint and the molded IXPE foam and PE sternum cap which is lightweight in construction but provides a high level of protection. An