Advantus RecyClear Chair Mat for Hard Floors, Recycled, 46 x 60 Inches, No Lip, Clear (AVT40241) Clear mat made using 100% post-consumer recycled PET material from water bottles, soda bottles and packaging PVC and BPA-Free 46 x 60 inches - no lip 1.7 mm thick for use on hardwood, linoleum, vinyl or tile All of the features of polycarbonate mats, but 20% less cost