(See swatches below) Standard Australian Envelope Sizes: Millimetres Inches DL Envelope Size 110 x 220 4.33 x 8.66 DLX Envelope Size 120 x 235 4.72 x 9.25 C3 Envelope Size 458 x 324 18.03 x 12.75 C4 Envelope Size 324 x 229 12.75 x 9.01 C5 Envelope Size 229 x 162 9.01 x 6.38 C6 … Continue reading Paper Sizes