NIUNIU Anti-Slip and Reusable Rug Grippers-Non Slip Corner Grippers, Carpet Gripper, Anti-Curling Super Stickiness Rug Pad for Wooden, Tiled and Hard Floor Premium Quality: The carpet anti-slip sticker is made of high-quality environmentally friendly polymer PU and glue, with strong grip and good anti-slip effect, which can effectively fit to prevent the elderly and children from slipping and tripping. No residue removable: It will not damage the floor and carpet when used, and will not leave any marks when removed. The sticking position can be moved at will, no corrosion and no residue at all.you can trim its edges to the desired size. Safety:It has strong double sided tape that can be used as rug anti slip underlay to resolve issues like carpet folding, rug curling, rugs moving while vaccuuming, doormat slipping, playmat sliding and pet commoving. Colour: Black Size: 25*135*2mm Quantity: 16pcs Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products.