E·Durable A3 Self-Healing Cutting Mat, E·Durable PVC Construction Double Side Rotary Mat 45x30CM Crafting Cuting Mat for Quilting, Sewing, Fabric, Scrapbooking Perfect for Crafters, Hobbyists and Artists Specification: Material: PVC Size: 45*30CM/18*12inches Layers: 3 layers Work for: writing, carving paper, film cutting, model making, photo cropping. It can also be a desktop mat and mouse pad. Product Detals: Surface Grid - Inch and Metric measurements are included on the top surface. Also preprinted 1/2 inch grid for easy sizing of paper. 3 layer Construction - White inter-layer PVC is hard enough to be cut off. It's tough and rubbery. Constructed using 3 layers of plastics to provide maximum healing capabilities which prolongs the life of the mat Thickness - 1/8 inch (3mm) thickness protects work surface from being damaged and Surface material protects cutting blades from becoming dull. Accurate cutting double side - has easy to read inches gridlines & angles on green side and metric gridlines & angles on the blue side, it will greatly help the cutting process. Double-sided mats offer greater flexibility and twice the useful lifetime of single . Package includes: 1* A3 Self-Healing Cutting Mat