Sold as a pack of 5.Olfa Professional translucent 450mm x 300mm self-healing cutting mat Mat SpecificationSize: 450mm x 300mmThickness: 3mmTranslucent MatTranslucent cutting mat (double-sided use) for use with light boxes. White grid lines on one side for precise cutting, opposite side for general cutting. 5cm grid lines for a variety of applications."Self-healing", professional q..