Commercial felt pads by Shepherd Hardware Products has 2x the durability and adhesion. It is designed to offer the strongest bond possible when properly installed on furniture. The stiff polyester layer maintains rigidity while the dense interwoven wool layer is gentle on floors. Our commercial grade felt protects all surfaces from scratches, dents and marring. For use on wooden chair legs, tables, furniture and safe on all floor types such as ceramic, terrazzo, marble, hardwood floors, linoleum. Surface prep is key, all surfaces should be clean and smooth. 1) Use isopropyl alcohol to remove any old adhesive remaining on surfaces. 2) Use sandpaper to smooth rough or dirty surfaces. 3) Remove sawdust or other debris and allow surface to dry completely before applying felt pads. 4) Peel and stick.