1.2-1.4mm full-grain leather construction. GP protectors. Sport knee sliders. TPR logos and details. Ergonomically placed accordion stretch panels and stretch panel insert for optimal fit. Back hump. Soft collar with padded mesh insert. Stitched die-cut leather logos. Soft wrist cuff construction. Multiple stitched main seam construction for maximum tear resistance. Removable mesh liner. Back protector compartment with a foam back pad.