【Long Lasting Adhesive】: 16 pieces adhesive rug grippers, sufficient quantity for you to meet daily use or make replacement; carpet grippers work like double-sided tape except the "floor side" of the tape is made to where it wouldn't leave a sticky residue on your hardwood floors; larger contact surface can provide more effective adhesion and excellent rug slip grip; the more discs used, the better the rug will be anchored to the floor. 【Easy setup & peel off】Just remove the adhesive backing and stick them to your rugs and floor correspondingly. It can also be reusable and washable for your convenient daily use. Notice: the rug side gripper is not advised to peel off. 【Washable and Reusable】: These rug grippers easy to use, easy to remove, when you needed to wash the rugs, they lifted off the grippers cleanly, and once the rugs were washed and placed back onto the grippers, the grippers perform just like they did before; our non-slip carpet gripper leaves no residue on your valuable floors and can serve you again & again. 【Widely Applicable】：Rug gripper works perfect with all types of floor: tiles, hardwood, laminate, marble, concrete, rubber, etc. Besides, upgraded rug grippers stop your rug from curling a, keeps your rug flat forever.