Mat Board Illustration Board White Thickness: 2.6mm 244x193cm, all the same size. 12 sheets, this set only! (The cross-section is cut at an angle.) High quality, using 50% or more cotton, so it has warmth, resilience, and a solid thickness. High-quality material with little discoloration due to oxidation. High-grade material with the same color on the surface and cross-section. You can draw directly on it as an illustration board. You can draw a lot. Because it's thick, it's less likely to warp with watercolors. You can also use it for framing works by cutting out windows. Various uses, such as for three-dimensional models and backing boards for preserving artwork. You can cut it with a cutter to your desired size. (Please be very careful not to injure yourself when cutting!) This is remnant material, so please refrain from purchasing if you are overly concerned about imperfections. Because it's scrap material, it's a super special price!!!