Flammi Anti-slip Ice Cleats Shoe Boot Traction Crampon Steel Chain Spike Sharp Snow Walker 100% Brand new in high quality. Easily on/off to fit boots, sneakers, casual and dress shoes-- Wrap the front around your toe section, then stretch the back around your heel. Easily fit the shoes of US size 5-10 ( Europe Size: 35-44 ). Perfect solution for your winter worries, solve the problem of 'how to stay on your feet on ice and snow'. Securely attached to your footwear & these slip-on spikes can dig into all types of terrain ice, packed snow, wet rocks, concrete, and scree.