Olfa Double-Sided Rotary Cutting Mat 450 x 300 mm – Pink, Metric & Imperial. This high-quality self-healing cutting mat features both metric (cm/mm) and imperial (inch) grids for precise measuring and cutting. Ideal for quilting, sewing, patchwork, papercraft and general craft projects. The double-sided design extends mat life, while the durable surface protects your blades and work surface. Perfect for rotary cutters and craft knives.