Art to Frames Double-Multimat-1056-128/89-FRBW26061 Collage Frame Photo Mat Double Mat with 16-2.5x3.5 Openings and Espresso frame High quality 4-ply double mats; Lignin Free, pH-neutral; Bevel Cut Edges Comes with Espresso frame Dimensions: 21" x 17" with 16 - 2.5x3.5 openings Top Mat Color: Off White; Bottom Mat Color: Black Comes with Espresso frame, Plexi glass, backing and hooks for wall