Stay safe and secure on icy and snowy surfaces with the Yaktrax Pro Black Traction Shoe. Medium size fits Women Size 10.5-12.5 & Men Size 9-11. This spikeless traction device is made with natural rubber and compression molded, and features a 1.4 millimeter steel coil and removable strap and designed for active user. It is easy to get on and off, and works on any type of footwear. It has 10 times the gripping points as any spike based traction device, making it the great choice for walking, running, or hiking on icy or snowy terrain. It has a temperature rating of -41 °F