Image Crampons Spike Shoes, Over Shoe Studded Snow Grips Ice Grips Anti Slip Traction Cleats for Snowstorm and Ice Climbing, Micro Spikes Footwear Traction Safe Protect Covers Size S/M/L/XL Made of high-strength, abrasion-resistant steel Studs and natural rubber, easily stretches over existing shoes or boots. Traction cleats designed to help you hiking safety on packed snow or ice. Provides 360 degrees of traction on cold surfaces for all-direction stability and protection. Move about naturally with same solid grip as on dry surfaces. Safe in temperatures as low as -41 degrees F; available in S, M, L, and XL sizes.