Duo-Lock is a needle punched felt surface with a textured rubber lower surface to prevent slipping.
Non-slip for all rugs and all hard floors. Reversible to keep rugs flat on carpet. Duo-Lock does not mark or stain floors.
Contributes to LEED for a greener environment with no chemicals that out gas.
Duo-Lock is Made in the USA Mold, mildew and moth resistant.