Enjoy clean, precise and ergonomically comfortable cuts every time with our famous and patented Custom Cutting System. This bundle includes the 13x13 Custom Cutting System Mat, all three CCS Blades (Red, Green and Blue) and the Circle CCS Patterns (3pk). The circle patterns will help you create the perfect circle shapes to add to any scrapbook page or paper craft project! Creates 18 different sized circles ranging from .875" to 6.375". Use the three blades to change up the size.