Each frame size includes 2 different mat sizes so you can customize your look. Frames are made of alder wood. Black, Gray, White and Natural painted frames come with white mats. Bevel-cut archival quality mats. Frames can be displayed vertically or horizontally. Sawtooth mounting, mounting hardware not included. Imported. Dust frame with a soft, dry cloth. Avoid household cleaners and abrasives. To clean glass, spray a small amount of glass cleaner onto a lint-free cloth and wipe glass clean. Assorted set of 3 includes: one 9x11, one 11x13 and one 14x17 frames. 9x11 Frame (1): holds one 4 x 6" or 5 x 7" photo. 11x13 Frame (1): holds one 5 x 7" or 8 x 10" photo. 14x17 Frame (1): holds one 5 x 7" or 8 x 10" photo.