StoreSMART - Refrigerator Art Magnetic Frames - Rigid Plastic - 25-Pack - 8 1/2" x 11" (HPP812X11M-RA-25) Made of clear, high-impact 16 mil PVC vinyl with a 40 mil opening. Overall size: 9 1/16" x 11 1/4". Inside capacity: 8 1/2" x 11" Open on the short side. Has two strong 1/2" x 11" magnetic strips on the back.