Glide, Print, And Make With The Printmaker By We R Memory Keepers. Use This Alignment Guide To Get The Perfect Print Every Time! It Snaps To The Magnetic Workspace (Sold Separately) And Has Rubber Grip Feet To Keep The Guide In Place While You Work. Printing Starts At Zero So There'S No Alignment Guesswork For You! And With Its Large Surface, It Can Print Up To 6.5 Inches. It Also Features Measurements In Inches And Centimeters. This Package Includes One 6-Inch Alignment Guide.