-silver or black anodized finish with precision mitered corners -snaps open for quick and easy graphic changes -features spring loaded aluminum extrusions mounted to a high-impact polystyrene backer -available in a wide range of standard sizes and includes a clear anti-glare lens Trappa Frame material: anodized aluminum Protective sheet material: pvc Frame color: silver or black Mounting: comes with screws and anchors to mount either portrait or landscape Sizes: TRP2-1-S: 8.5” x 11” TRP2-4-S: 16” x 20” TRP2-11-S: 11” x 17” TRP2-5-S: 20” x 24” TRP2-12-S: 12” x 18” TRP2-6-S: 24” x 36” TRP2-2-S: 11” x 14” TRP2-7-S: 22” x 28” TRP2-3-S: 14” x 22” TRP2-8-S: 24” x 30” TRP2-9-S: 30” 40” open out the spring loaded frame sides and remove the clear protective sheets place the poster into the frame recess cover the poster with the clear protective sheet and close each side locate the 2 holes on the frame under the edging you would like to use drill 2 holes in the wall and screw into position