Premium-Hold 3/8" Thick Non Slip Rug Pad - SAFE for all floors- ROUND SIZES (12' round) MAXIMUM NO SLIP: Unique PATENTED "Diamond" Texture within the rubber makes it THICKEST NON SLIP rug pad available CRI GREEN LABEL: Approved by the Carpet and Rug Institute for clean air quality PROTECTS RUG AND FLOOR: Resists pressure and stress that can cause wear and damage 100% AMERICAN: Made in USA of natural felt and rubber - SAFE FOR ALL FLOORS FREE CUSTOM CUTTING: If you need custom cutting, scroll down to the Product Description section for additional information.