OuterStar Ice & Snow Grips Over Shoe/Boot Traction Cleat Rubber Spikes Anti Slip 10-Stud Crampons Slip-on Stretch Footwear S/M/L/X-L(Extra 10 Studs) Fit for Men/Women,prevent slipping on snow and ice conditions Material: TPE thermoplastic elastomer+ special non-slip steel studs,odourless,flexible to -40 degree C The special Ground-gripping steel studs offer excellent traction on ice and snow Light weight constructions and folds up to fit in your pocket Easy on/off to fit boots, sneakers, casual and dress shoesGreat for ice fishing, hunting, walking, jogging, hiking, running, snow shoveling, etc