1.Product color: black; Anti-slip and anti-compression; The high-strength rubber material is durable and durable; 2. Product Material: rubber and plastic; Screw grooves, reserved holes for easy installation; Stable base, special design at the bottom, not easy to shake; 3. Applicable occasions: home, shopping malls, supermarket steps, sidewalk steps, family steps, etc.; 4. Product features: random splicing of length, reasonable mechanical structure design, uniform force, strong compressive resistance. The bottom is designed to be water-proof, no water accumulation, no blockage.