Rug Pad Central, 1/4" (20 oz Felt), 12'x18', Natural Comfort 20, Area Rug Pad Genuine Mohawktm 100% Felt Made in US Solid style all felt pad providing the maximum protection by catching dirt and debris falling through the rug. Natural Comfort 20 padding made of new recycled carpet fibers mainly nylon and polyester. Low VOC pad safe for the home. Dense 1/4" thick felt protects rug from wear against hard flooring surface as well as softening the feel of your rug. Supportive felt layer absorbs impact from walking atop rug to assist in quieting foot noise. This rug pad is 100% felt and will not stop your rug from slipping. Not recommended for smaller rugs with a tendency to slip.