The Portrait Cutting Mat is intended for use with the Silhouette Portrait to hold materials in place when sending jobs to the Silhouette machine. The mat has a regular adhesive level to hold most cardstock and general material types in place. The mat has a printed grid which coincides with a virtual on-screen mat in the Silhouette Studio software for greater ease of use. This mat replaces is the regular cutting mat that is initially included with the Portrait machine.SpecificationCutting Size Area: 8in x 12inAdhesive Level: RegularIntended for Material Types: cardstock, chipboard, fabric, magnet paper, craft foam, other specialty materialsFor Use With: Silhouette Portrait and Silhouette Portrait 2Also Compatible With: Silhouette CAMEO (original), Silhouette CAMEO 2, and Silhouette CAMEO 3 * Not compatible with Curio