Material: rubber Hardness:<ul> 75D for web part 50D for foot part</ul> Size: XXS, XS, S, M, L, and XL Packing:<ul> 1pc/hanging PE bag 10pcs/carton/10kg/11kg/2ft container (XXS to M) 10pcs/carton/12kg/13kg/2.3ft container (L to XL)