Double-sided, bi-coloured cutting mat. 3mm thick with self-healing, non-slip surface. Designed for professional use with rotary cutter. Imperial (grey side) and metric (black side) measurements. Easy to read measurements in white with 30, 45, 60 and 90 degree angles lines. Grid size: 280 x 200mm (11 x 9in.) Product Code: ER4092.