Can be used on many surfaces like concrete, wood, tile, and even use in a bathtub. Easy to interlock and install. Soft, Wear Resistant, and Strong Tough Fold, bend, pull at will, still intact. Strong tough, not easy to fade, not easy to shrink or deform. Can be cut arbitrarily with scissors as the ground size needed. Made of environmentally friendly materials, easy to clean, non-toxic, durable, antibacterial, soft, non-deformable, and reusable. Specifications Colour Name Grey