Yaktrax Walk, large, women size 13-15 & men size 11.5-13.5, black, walking shoe, made with thermal plastic rubber, injection molded, 1.2 millimeter steel coil with steel cromate coating, spikeless/ultra light, easy to get on & off & works on any type of footwear, 10 times the gripping points as any spike based traction device, designed for every type of consumer families, elderly & over all general use.