Features: Triangle DesignThe grippers in triangle design for rug will maximum increase the contact surface. The strong adhesion will help stick firmly and keep your area rugs in place. Thin and InvisibleThe rug tape is thin enough to not affect the flat appearance of your area rugs. Keep FlatCarpet stickers will prevent curling of the corners and edges of the carpet, effectively preventing someone from tripping over the curled edges Washable and ReusableThe grippers for rugs are easily removed and no residues will be left. You can wipe the grippers with clean water or soapy water if needed or clean with rubbing alcohol could help achieve better effectiveness to resume the adhesion. Wide ApplicationThe grippers for rugs works well on hardwood floors, tiles floors, concrete floors as well as marble floors. It is not recommended to use on the area rug with fluff backing, jute or rubber backing. Specifications: Material: Silicone Color: Black Size: (Approx)(Bottom L x Side L) 15x11cm/5.9x4.3inch Package Included: 8pcs x Rug Grippers 8pcs xAuxiliary stickers Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement. 3.If the backing of your rugs has fluff or fiber, it is not suggested to remove the grippers from your area rugs to wash. Just clean or wash the grippers on the rug. 4. The contact surface of the carpet and the floor must be cleaned before sticking