Total Size: 450 x 325 mm / 17.7 x 12.8 inch (L*W); Inner Frame Size: 420 x 297 mm / 16.5 x 11.7 inch (L*W); Basic 11x17 paper (Ledger Size) or A3 paper slides in and fills the transparent are perfectly. So you don't have to worry about the paper...
12pcs Magnetic Sign Holder Self Adhesive Reusable A4 Picture Frame Silver
Total Size: 325 x 238 mm / 12.8 x 9.4 inch (L*W); Inner Frame Size: 297 x 210 mm / 11.7 x 8.3 inch (L*W); Basic 8.5x11 paper (letter size) slides in and fills the transparent are perfectly. So you don't have to worry about the paper needing to be...