HOME BUY Eco Friendly Self Healing Cutting Mat CONTENT FEATURES: Multiple markings for various activities. Angle lines, cross lines, protractor, circles, squares etc., Angle markings 0 to 180 degree . Circle guidelines 1 mm to 100 mm circles. Paper size guidelines A6, B6, A5, B5, A4, B4, A3, A2, A1 and B3. Highly accurate Class I measurements for professional results. Marks on all 4 edges . Gridlines for 5 inches (Major), 0.5 inches (Minor) and 1/8 inch with thick lines which are very useful for quilting, sewing, etc MATERIAL FEATURES: Self Healing Cutting Mat . Double Sided. Side 1 Imperial (in Inches) 11 Inch x 8 Inch & Side 2: Metric (cm/mm) 29cm x 21cm . Perfect for quilting, cutting, and various craft works . Multiple layers, non slip material for flexible usage . Environmental friendly , Tough PVC material. Fully recyclable USAGE INSTRUCTIONS: Store in fully flat position for longer life . Do not expose to direct sunlight or heat . Cut in different positions, sides and angles for longer life Box Contains: 1 x HOME BUY A4 Double Sided Self Healing Eco Friendly 5 Layers Cutting Mat A4 (30X22CM)[12"X9"]