Size: L/40-45. Ice grips for shoes and boots improve road grip on snow/ice, reduce the risk of slipping on ice and increase safety. Secure grip on ice and snow: With 24 stainless steel snow grips per ice grip, 16 grips on the forefoot and 8 grips on the heel, the ice grips provide excellent grip and traction, which feels safer and more stable when walking on snow and ice. Flexible materials: Shoe grips are made of durable, stretchable thermoplastic elastomer and non-slip steel bolts, lightweight, durable and do not break easily, but are still robust even at -40°F/-40°C. Ice grips are easy to put on and take off, providing long-lasting comfort and durability. Easy to use: With just 3 steps, you can put on the crampons in 30 seconds, and the ice grips work with all types of shoes, very easy to put on and take off. Their compact design means they can be easily stored in small places and do not take up much space. Versatile: The ice grips can be used on slopes, icy roads, icy paths, icy driveways, cement and wet grass, etc. Perfect for everyday outdoor activities such as ice fishing, hunting, hiking, jogging, climbing, walking, running, snow shoveling, etc. Made for everyone: These mountain boots are suitable for men, women and even children. Avoid tripping or falling on snow and ice and have fun with all your planned winter activities. Show more