Excel Blades 8.5" X 12"(GREEN)SELFHEAL

8 1/2"" x 12"" (Green) Self-Healing Each mat is calibrated in one inch grid patterns Self-healing Material for Long Lasting Surface - The self-healing nature of the mat’s surface compound enables resealing of surface cuts and a long-lasting smooth surface. Phthalate free - Prop 65 compliant cutting mat