X-ACTO - Self-Healing Cutting Mat, Nonslip Bottom, 1 Grid, 18 x 24, Gray - Sold As 1 Each Self-healing protective PVC surface with one inch grid pattern provides you accuracy when cutting. Nonslip bottom. Cutting Mats Type: Self-healing; Width: 18 in; Length: 24 in; Material(s): PVC. Self-healing protective PVC surface. One inch grid pattern for accuracy when cutting. Nonslip bottom. Includes one cutting mat. For more than 65 years, Elmer s Products, Inc. has been providing creative adhesive solutions that support success and turn ideas into reality.