BAUER Vapor 1X Lite Shoulder Pad features AEROLITE 2.0 on the SP cap, Curv® composite at the sternum, Molded HYPERLITE foam on the front side panels, Curv® composite at the spine, Perforated foam and HYPERLITE foam in rib area and on the back side panel, HD foam arch, Curv® composite Biceps. Shoulder Pad maintains a low profile for fit/mobility. Floating construction on the sternum. Independent side panels. Floating construction on the spine. Independent side panels. Free Flex arch. Adjustable / Free Flex Bicep. 37.5® Technology & Sanitized® technology in the liner.