The Bauer Nexus N7000 Shoulder Pads feature a shoulder cap that's an injected cap with MD insert. Sternum is HD foam + PE insert. Spinal protection is MD foam + PE insert. Front Side Panels, Back Kidney Panels, and Arch are all comprised of MD foam. Bicep guard is a molded thermoformed component. When it comes down to fit and mobility, this pad provides a Classic overall fit. Chest construction is a segmented design. Arm pad is a 1-piece construction. Liner is hydrophobic mesh.