ArtToFrames Collage Photo Frame Single Mat with 2-8x10 Openings with Satin Black Frame and Super White mat. Comes with Satin Black frame, Regular Glass, Super White mat , backing and a sawtooth hanger (hardware as shown in the photos). Finished Frame Dimensions: 13.75" x 20.5" (Total frame size when hanging on the wall). Top Mat Color: Super White. Comes with 2 - 8x10 openings. (Each opening cut roughly 1/4" smaller then the size listed so it holds in your photos nicely) High quality 4-ply single mat ... Lignin Free, pH-neutral. Bevel Cut Edges.