This Humbrol A4 Cutting Mat is a double-sided, self-sealing cutting mat designed for model making. It features scale markings for 1:72, 1:76, 1:32, 1:48, and 1:24, as well as a 1cm square grid pattern. The mat also includes angle markings for 30, 45, 72, 90, and 120 degrees on one side. It is suitable for use with the Humbrol Workstation (AG9156). Dimensions are approximately 21.5cm x 30cm x 0.5cm.