New but open box Size Large Black and Silver Poly Elastomer Blend, Steel Great for Walkers and everyday use Easily fits on most footwear Ultra-light design Provides 360 deg of traction Multiple coil angles ensure stability in all directions Coil made with abrasion resistance (12 mm) steel The heel tab allows for easy installation and removal Poly Elastomer conforms to the shape of your shoe Designed for greater traction on ice and snow Yaktrax Walk traction device for winter. Features lightweight ice traction. Easy on/off design.