Traction: 20 multi-directional saw-tooth stainless steel cleats offer superior grip on hard packed snow and ice. Durability: Patent-pending design allows cleats to be mechanically bonded into the TPR platform through injection molding process. Fit: Pliable TPR support frame contours and fits securely over and around a wide range of shoes and boots. Sizes: S/M (Men’s 5-9), L/XL (Men’s 9.5-13), XXL (Men’s 13.5-16 and large-volume boots) Weight: 13.5 oz/pair