us art supply 40" x 60" pink/blue professional self healing 5-ply double sided durable non-slip pvc cutting mat great for scrapbooking, quilting, sewing and all arts & crafts projects us art supply protect your table top from sharp blades, writing instruments and other art and craft tools. these 3mm thick pvc mats feature a durable 5-layer construction, a non-slip, non-glare surface, 1/2" grid with 1/8" marks for precise alignment as well as 45° and 60° guides. resilient self-healing surface won’t break down with repeated use and actually prolongs the life of knife blades. the green/black mats are reversible with grid markings on each side.