Envelope Sizes

Always good to know, the different
envelope sizes and what holds what.

Size                                  To hold                                              

C3   324 x 458mm         A3 (297 x 420mm) unfolded              

C4   229 x 324mm         A4 (210 x 297mm) unfolded              

C5   162 x 229mm         A5 (148 x 210mm) unfolded

C6   114 x 162mm         A6 (105 x 148mm) unfolded

C7   81 x 114mm           A7 (74 x 105mm) unfolded

C8   57 x 81mm             C8 (52 x 71mm) unfolded

DL   110 x 220mm         A4 folded twice (210 x 99mm)