Super stretch neoprene to provide easy bending comfort & Flexibility. Back zip with nylon webbing for easy zipping Skin seal & Adjustable neckline with elastic closure. Flat lock stitched construction for non-chafing wear Integrated printed knee pads for abrasion resistance 3D cut and special tailoring to fit the body, provide extra stretch where needed, and enhance warmth and comfort. Made from L-Foam neoprene