Office Marshal PVC Chair Mat with Lip - 46" x 54" - Carpet Floor Protection | Multiple Sizes Available | Clear/Transparent Carpet floor protection mat - highly transparent - allows the aesthetic of your floor to show through Designed to prevent carpet wear and tear caused by office chair casters Allows your office chair to move freely while carrying out daily tasks, helping considerably reduce the risk of leg fatigue Designed for use on hard floor surfaces | Under standard use will not crack, curl, break, scratch or discolour Non-skid studded underside holds the mat firmly in place - for use on low-medium pile carpets (max. pile: 15mm)