HIGH-QUALITY MATERIAL Soft and durable silicone. 100% nontoxic, safe for children & pets.which can be used for long time, you will don't worry about changing the pads frequently. FLOOR PROTECTIONFurniture pads protect floor and furniture from scratches and damage and reduce noise effectivelyProtects from scratches and dents;Reduce noise and friction when moving furniture EASY TO INSTALLSoft Silicone caps grip the furniture legs securelyNo need to sticknot easy to fall off. SIZE MEASUREMENTOur product size represents the inner diameter size, please measure the outer diameter of the table and chair legs, and then select the corresponding size. For example, if the outer diameter of your table and chair legs is 30 * 30mm, then you choose the product size 30 * 30mm