Prevent destructive fading and discoloration of photos, even on walls in direct sunlight, with new premium archival technology. Trusted by top art museums, this frame has special UV blocking glass and mountboard made of material that actively draws harmful gasses and pollutants out. Black archival matting. Wall display only. Horizontal or vertical. Measures 13 1/2" x 16 1/2". Specify frame opening size: 5 x 7 frame, 8 x 10 frame or 11 x 14 frame.