C4M Paper Size Dimensions
C4M
318 x 229 mm
A C4M piece of paper measures 318 × 229 mm or 12.5 × 9 inches. C4M is part of the International Envelope series.
A C4M piece of paper measures 318 × 229 mm or 12.5 × 9 inches. C4M is part of the International Envelope series.