HiseNook 1 Pair Anti Slip Ice Cleats Shoe Boot Tread Grips Traction Crampon Chain Spike Sharp Snow Walking Walker Easy on/off to fit boots, sneakers, casual and dress shoes. Thermoplastic elastomer with excellent elastic,non-slip chains design can be used in general ice snow, grass and other slippery environments Securely attached to your footwear,these slip-on spikes can dig into all types of terrain - ice, packed snow, wet rocks, concrete, and scree Reduce the risk of injury from slips and falls when walk on ice, snow, mud and wet grass or other poor conditions. Easily fit the shoes of US size 5-10 ( Europe Size: 35-44 )