The item is a set of 50pcs simple and practical safety door knob anti-collision , which are made of thicken silicone rubber material, and can be attached to the wall and cabinet with the included double-sided adhesive tape to protect your wall from painful door knob bumping. Also can be attached to the tableware to anti skid. Features - Color: white - Material: Silicone rubber - Size: Approx. 1.2 x 0.55 x 0.3 (LxWxH) - Prevent the damage of wall that generated by the sturdy door knob bumping. - With the included double-sided adhesive tape, each one can be easily and firmly attached to most item surfaces. - pads weaken the noise by absorbing and providing cushion. - Easy to install. Just peel the self adhesive tape and stick the pad to flat surface, please kindly clean the surface before sticking. - for household use. Perfect to stick on door knob, desk, table, chair, toilet, carbinet, home appliance, etc. Package list: Door Crash Pad