"Cream-colored, generously proportioned double mattes are the signature of the Oxford wall-frame collection. Each frame is made from solid wood with a walnut finish. Choose from two collage formats. The 4up frame holds one 4"" x 4"", two 4"" x 6"", and one 6"" x 6"" photos; the 5up frame holds two 5"" x 7"" and three 3"" x 3"" photos."