Thank you very much for viewing. This is a craft mat, featuring a surface for cutter knives and a reverse side for clay work, from debika, a brand used in elementary schools. 【Size】W320×D3×H270mm 【Grid】25×30 【Product Weight】400g Surface: For cutter knives Reverse: For clay work This multi-purpose craft and paper-cutting mat is all you need, with 5mm grid lines for easy cutting. Made with recycled PVC, it's a must-have for crafting without making a mess on your desk. The front is a cutter mat, and the back is a clay board. This product complies with the Green Purchasing Law, reducing environmental impact. This item was used by a child in elementary school and shows some signs of use, but it is still usable. There are some scratches, stains, and markings. Please purchase only if you understand that this is a used item. Perhaps this is suitable for someone who has lost theirs. It will be shipped via Yu-Packet Post (220 yen). Type...Nature/Science