This functional cutting mat is designed for use with the Silhouette Cameo cutting machine. It features a strong tack that doesn't tear thin papers but will last a long time, and a 1/4" grid design for precise paper alignment and placement. This mat can be used with a variety of media weights, from copy paper to cardstock to fabric. Details: White mat with blue cover12" x 12" (30cm x 30cm) mat size1/4" gridFor use with Cameo cutting electronic cutting tool (sold separately)