The Portrait Strong Tack Cutting Mat is intended for use with the Silhouette Portrait® to hold select specialty materials in place when sending jobs to the Silhouette machine. The mat has a strong adhesive level to hold fabric and other thicker materials. The mat has a printed grid which coincides with a virtual on-screen mat in the Silhouette Studio® software for greater ease of use. Details: Portrait Strong Tack design 8'' x 12'' cutting area Strong adhesive level Use with fabrics and other thicker materials Compatible with Silhouette Portrait®, Portrait® 2, CAMEO® (original), CAMEO® 2, CAMEO® 3