The basics The all new Angelus Cutting Mats are made with extra thick materials that boast self-healing properties. The benefits These long-lasting mats feature centimeter measurements on one side and inches on the other. The uses The high contrast print makes the grid lines and numbers extremely easy to read. The bottom line Available Sizes: 9" x 12" (22cm x 30cm) 12" x 18" (30cm x 45cm). 3mm thickness.