These self-healing mats are ideal for cutting, writing, crafting and more. The soft, resilient surface on both sides allows your cutting blades or razors to flow smoothly. The 3-ply sandwich construction provides resistance against warping and cracking.The green/black mats are imprinted on both sides with 1/8 and 1/16 scales, and 1 in. x 1 in. gridlines. One side is high-contrast black, and the other is green, which is easy on the eyes.The translucent mats are blank on one side, and feature 1/8 and 1/16 scales, and 1 in. x 1 in. gridlines on the other. The translucent mat is great for use with a light box.