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 four 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. No matter how ambitious your next project is our hobby mats are available in various sizes ranging from 3.5 x 5.5 inches all the way up to 36 x 48 inches. ALVIN has been the professional s choice for drafting tools and drawing supplies for over half a century. Since 1950 we have been known for our wide selection of high-quality products at a fair price. Our tools help bridge the gap between ideas and innovations. Proudly Made in Taiwan