Self-healing, professional quality cutting mat. Multi-purpose craft mat for general cutting requirement. Double-sided use. 300mm x 210mm x 2.0mm (12 inch x 8 inch) with a metric grid on one side and an inch grid on the other. Designed for use with OLFA standard-duty cutters, heavy-duty cutters, art knives, rotary cutters and specialty cutters. OLFA cutting mats must be stored flat.