Keep your self-healing cutting mats looking and working like new with a Rotary Mat Smoother. The Rotary Mat Smoother can help to restore the cutting surface of your mat, as well as remove all the fabric fibers that gets down into the crevices. This mat smoother is made of space-age polymer and is guaranteed not to damage your cutting mat or remove the grid lines. The Lint Magnet (sold separately) is a partner to the Mat Smoother. Once you've restored a smooth surface to your mat you will have quite a bit of residue to remove. The lint magnet will remove tiny strands of fiberfill, batting, satin, and other fabrics that accumulate.