Our acid-free single pre-cut photo mats reflect the latest color trends in home décor and compliment a range of styles from traditional to contemporary. Each mat is cut at an angle so that the inner edge of the matting shows, and will protect your image from touching the glass of your frame. Details:Available in black or white11" x 14" openingFits in an 16" x 20" frameAcid freeRecycled white coreMade in the USA