Brand: Precision Quilting ToolsFeatures: SELF HEALING: Our craft cutting mat is made with premium materials and 5-layer construction for long rotary cutting use. This rotary mat is designed to be used repeatedly without dulling your blades, whether you are cutting fabric, photographs, or other Arts Crafts materials. Compatible with rotary cutters and straight blades, won't hurt the cutter blade and keep the blade sharpness. Ideal for artist, crafters, quilters, engraver and hobbyistsREVERSIBLE: The design of the sewing cutting mat is with a black background on one side and a green background on the other. Unlike competitors mats, our design includes the FULL 18" x 24" grid dimensions on the mat as advertised. Special finish reseals surface cuts, providing a continually smooth surface for all cutting projectsEASY-TO-USE: The layout of our cutting mats for crafts consists of a set of corresponding numbers for reading left to right or right to left. No more counting backwards! This innovative design is a must-have feature for quilters and hobbyistsACCURATE: The quilting cutting mats have a 1 grid with 1/8 marks for precise alignment as well as 30, 45, 60, and 90 guide lines to help the cutting process. The 3mm thickness protects your surface from sharp blades and other cutting toolsMULTIPURPOSE: Our self healing mat board is great for quilting, sewing, crafting, fabric, scrapbooking or cutting projects. Professionals around the world recommend our mat