Yaktrax Pro Traction Cleats for Snow and Ice Traction cleats designed to help you hike on packed snow or ice Made of high-strength, abrasion-resistant 1.4 mm steel coils and natural rubber Provides 360 degrees of traction on cold surfaces for all-direction stability Lets you 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