Made of nylon and polyester, 10sets/20pcs non skid rug pads, 4inch * 4inch, durable and easy to stick. A powerful hook and loop under rug grip pad, helps hold the rug corner in place and prevent it from curling or slipping. Multi-function, It can be used on runner rugs, dance rug, bathroom rug, hallway rug, kitchen rugs, bedsheets, chair cover, etc. Easy Detachment, Accidentally mess up the rugs? just peel it off without removing the rug tape, wash then dry it. Removable Without Residue, This adhesive rug liner won't hurt the floor or carpet when used, No worry about the residue of the tape.