D9581 Traction Device Footwear Coverage Style Ball Heel Mid-Sole Upper Material Nylon Traction Type Grit 13 in L x 5-1/2 in W x 1-1/2 in H Traction Material Synthetic Fibers Traction Attachment Style Strap-On Fits Shoe Size 10 to 13 Black Green Men s For Use on Surface Types Ceramic Concrete Dry Floors Grease Oil Tile Wet Floors Indoor 1 Pair