Golden State Art BLACKCORE MAT, 10 of 18x24 White Pre-cut Acid-free for 12x18 +back+bag

Our acid-free whitecore matboards are a 4-ply papermat that provide the aesthetic and design benefits of a bright white bevel. It can be used for matting photos, art, and needlepoint. Also great for crafts, backboards, signs, children's projects, and school projects. About this item BLACKCORE MAT, 10 of 18x24 White Pre-cut Acid-free for 12x18 +back+bag This item comes with 10 single mats, 10 backing, and 10 bags. The opening size is 11.5"x17.5" for 12x18 print + backing board + clear bag The white mats are beveled cut with black core and 4-ply thick (about 1.4 mm or 1/16 inch) See more product details