Shock Doctor 572 Shockskin Hockey Impact Shirt SHOCKSKIN integrated fabric and vented foam pads, secured by high frequency seams, move and contour with the body for ultimate comfort and protection IMPACT PROTECTION provides shock absorption in critical areas exposed by shoulder pads, providing coverage for ribs and lower back SLEEVE LOCK patent pending design integrates an elbow pad retention wrap within sleeve which eliminates the common problem of pad movement BIO-SHAPE exclusive pattern developed to match the curve and shape of an athletes natural stance, providing superior comfort and performance FOUR-WAY STRETCH MESH in spine and under-arm zones for maximum heat release, comfort and unrestricted range of motion