Premium Cowhide Leather, 1.3mm Thickness, Abrassion, Cut, Tear resistance. Stretchable Leather Panels for flexibility.Breathable net lining inner. Double Stitched with Double safety seam inside the leathers adding extra strength to the original stitching. customer requirment Speed hump at the Back, Metal shoulder Protectors. All Removable CE Approved standard protections allowing you to change or remove any of the protection including :Elbow, Shoulder, Soft Padding at the back, Hip, Knee and Knee Slider).