Cleartex Ultimat polycarbonate chair mats are the ultimate in quality and durability in floor protection and ergonomics. These high clarity chairmats for carpeted flooring are made from Floortex Original polycarbonate, which has double the impact strength of PVC and will not crack, curl, discolor or smell. Our clear Polycarbonate floor protector will not sink, crack, curl, cup, discolor or smell. The high clarity allows flooring to show through for an attractive and highly effective addition to your office or home environment This product is heavy and/or oversized and may need more than one person to handle.