This economical rug pad is a non-slip polymer coated polyester underlay with a 5 year wear warranty. It prevents rugs from moving and buckling on any hard surface floor. It will protect the under side of the rug and can be trimmed to fit, as needed. This non-slip Rug Pad is a great value for use on all hard surface floors, especially where too much thickness could be a problem, such as in front of a door or in a high-traffic hallway.