The 13 x 13" tempered Glass Cutting Mat gives you a more versatile work surface. It's an essential for crafting!
Maximum marked cutting surface is up to 31x31 cm or 12x12 in., with a 45 degree mark and line guides for common paper sizes: A6, 6x6, A5, 8x8, A4 and 12x12. Full grid line in centimeters.