1.1-1.2mm thick drum dyed top-grain cowhide leather for excellent abrasion resistance Pre-curved sleeves for proper riding position Dual stitched main seams for excellent tear resistance Nylon stitching Little Perforation under Arms Original Metal Zippers throughout suit Full circumferential zipper at waist allows the jacket to be removed from pants and makes the suit legal on all racing tracks Removable Hard ABS CE approved armor at knees, shoulders, and elbows. Removable dual density spine protector Non-removable hip pads Leather stretch panels at lower back and above the knees Mesh lining Patches for attaching knee pucks are sewn on One inside chest pocket Lightly padded race style collar