Product details:
Our 4-ply matboards are Acid-Free and feature a White Core. With a 18" x 24" overall size, these mats fit perfectly into 18" x 24" frames and are bevel cut to enhance your 13" x 19" photos. Actual mat opening size is 12.5" x 18.5" inches so that the mat may safely and securely house your 13" x 19" photo, artwork, needlepoint, sign, etc.
