StoreSMART - Magnetic Frames - Rigid Plastic - 5-Pack - 8 1/2" x 14" - Legal Size - Lean / 5S / Six Sigma - HPP812X14M-LEAN-5 Made of clear, high-impact 16 mil PVC vinyl with a 40 mil opening. Overall size: 8 13/16" x 14 1/8" Inside capacity: 8 1/2" x 14" Open on the short side. Has two strong 1/2" x 8" magnetic strips on the back.