

A DL envelope is designed to fit an A4 piece of paper, folded into thirds. The DL envelope originated in Germany in the 1920's and was then known as DIN Lang, however these days DL is known to stand for 'Dimension Lengthwise'.

What is a DL envelope? And what does DL stand for?.Therefore the number increases as it relates to the number of folds. For example, A2 paper is A0 folded twice, A3 paper is A0 folded 3 times, A4 paper is A0 folded 4 times. The number next to the A specifies the number of folds in half needed from an A0.
A2 ENVELOPE SIZE DIMENSIONS ISO
The ISO standard paper sizing system works by using A0 size paper as the base point and largest size. This is because envelope sizing is based on the ISO paper size system, so a C5 envelope is designed to fit A5 paper and a C4 envelope is designed to fit A4 paper. Printed A2 Envelope (5.75 x 4.375) Upload your unique design onto our wide variety of A2 Envelopes Choose between front or flap printing.
A2 ENVELOPE SIZE DIMENSIONS FULL
A-size paper starts with a full sheet at 841 x 1189mm (33.1 x 46.8 inches). The European “A” size is based on the paper size and the original uncut sheet of paper that was used.

Announcement (A-sized) Envelopes US from Of course, you can have custom envelopes produced with different flap shapes and a different size but that just muddies the waters when talking about the standard options and the arcane naming systems.

and, depending on the source you use, these envelopes can have square flaps or pointed flaps. 10 envelope holds a sheet of US letter paper folded in thirds), catalog envelopes, remittance, coin, etc. There are several other envelope categories like business envelopes (the Classic no. At some point though, envelope converters and paper companies made it possible to get envelopes with either square or pointed flaps. The biggest distinction between Announcements envelopes and Baronial was that announcement envelopes originally had square flaps and baronial had pointed, triangle flaps. There is also arcane reference to baronial or 4-bar envelopes which are occasionally called A-1. The most commonly used A-sized envelopes in use in the US are A-2, A-6 and A-7. The envelope sizes specifically correlate to the size of the flat or folded card inserted into said envelope. The A-sized envelopes are frequently used for greeting cards, invitations and personal stationery. In the stationery world, there are two types of “A” sizing: the European paper-based “A” designation and the US system based on envelope sizes, specifically envelopes referred to as “A” size or Announcement envelopes.
