Cricut 29-0386 12-by-12-Inch Tacky Cutting Mats with Measurement Grids, Set of 2 Set of 2 cutting mats for use with the Cricut Expression (sold separately) Self-sticking adhesive gently grips paper or vinyl for accurate, non-slip cuts Durably made; reusable for anywhere from 25 to 40 full mat cuts Easy-to-read rulers and measurement markings eliminate mistakes and waste Measures approximately 12 by 12 by 1/5 inches each