Yaktrax Pro Traction Cleats for Walking, Jogging, or Hiking on Snow and Ice Traction cleats that fit over shoes for safely walking, hiking, or jogging on packed snow or ice Made of high-strength, abrasion-resistant 1.4 mm stainless-steel coils and heavy-duty rubber; secured to shoes with durable rubber straps Provides 360 degrees of traction on cold surfaces for all-direction stability Durable rubber foot frame with removable over-foot strap ensures an excellent fit Tested safe from breakage in temperatures as low as -41 degrees F; available in S, M, L, and XL sizes to fit most shoes