ReSleeve is made of a rigid 16pt recycled bending chip board and has a round die-cut hole in the center to view the front of the disc. The back is solid, embossed with the message "ReSleeve 100% Recycled". ReSleeve is made from 100% Recycled, FSC Certified Chipboard (85% Post-Consumer Recycled / 15% Post-Industrial Recycled).