ALVIN TM Series mats are translucent with printed grid on one side only. Great for use with lightboxes or other see-through applications. Fully graduated on 4 edges in 0.125 inches. Find the center on any project with zero centering lines. This self-healing and reversible cutting mat is 3 millimeters thick and extra durable. Made from a unique composite vinyl material designed for both rotary blades and straight utility blades. It provides a long-lasting, non-glare surface that can be cut and slashed constantly without showing marks or cutting lines. Non-glare and non-stick surface resists abrasions and liquid spills. Can also be used as a desk blotter or general-purpose work mat. Professional quality for all kinds of graphic arts, hobbies, crafts, shop, and industrial applications.