Rug Pad Central, 1/4" (20oz), 10'x12', Premium Felt Rug Pad for Hardwood Floors (20oz sq/yd Felt) made from new recycled carpet fibers. They are MBDC Cradle-to-Cradle Certified. CRI Green Label Plus Certified for GREEN air quality We also Contribute to LEED (Leadership in Energy and Environmental Design) for Low Emitting materials, Innovation in design, and for use of recycled content Approximately 1/4" inch thick, Plenty of cushioning to protect your rug and floors. 100% Felt rug pads are made in the USA do not contain any plastics, glues, adhesives, pvc, latex, or rubber. Safe to use on all floors and won't stain or strip your hardwood floors This does not have a non slip backing and is not intended to stop rugs from shifting. Not recommended for smaller rugs unless anchored down by furniture