E4 312x220 mm Envelopes
You can place an A4 sheet in a C4 envelope. Envelopes of this size are suitable for sending magazines, catalogs or documents.
E5 220x156 mm Envelopes
You can place an A5 sheet or a folded A4 sheet in a C5 envelope. Envelopes of this size are suitable for sending postcards, letters or documents.
E65 220x110 mm Envelopes
You can place a two times folded A4 sheet in a C65 envelope. Envelopes of this size are suitable for mailing correspondence.
