20 Multi-directional saw-tooth stainless steel cleats offer superior grip on hard packed snow and ice. Patent-pending design allows cleats to be mechanically bonded into the TPR platform through injection molding process. Pliable TPR support frame contours and fits securely over and around a wide range of shoes and boots. Sizes: S-M (5-8) and L-XL (9-14). Material: Stainless Steel.