5" x 7" Card (127mm x 178mm)

Card Sizes:

A6 = 105mm x 148mm (Folded A5)

A5 = 210mm x 148mm (8.27" x 5.83")

5" x 7" = 178mm x 127mm

A4 = 297mm x 210mm (11.69" x 8.27")

 12 x 12" = 305 x 305mm