Non-skid traction secures rugs. Low profile--no shoulder to trip over. Total support for all types of rugs. Flexafresh™ antimicrobial guards against mold, mildew and odor causing bacteria. Moth and vermin proof. Non-allergenic. Cuts to rug size with household scissors. Cleans easily with standard vacuum. Ten year non-slip guarantee with proper maintenance. Not for use on heated floors.