A4 size envelope
These envelopes are similar to the normal envelopes in terms of postal usage and only vary in the size part. The larger envelopes are called and classified as the A4 Size envelopes and are used for larger documents which cannot be sent through the smaller sized envelopes. The normalcy of usage on this envelope isn't as widely a notion of thought since its smaller and shorter variants are much more utilitarian. These envelopes are widely used envelopes in a legal scenario. These envelopes are also used widely and regularly in office or workplace scenarios. The A4 size envelopes are large enough envelopes for which A4 size documented work is placed and used for the purpose of postage work since these are important documents which cannot be crumpled they are to be handled accordingly. These are envelopes which are also generally used for sending any other object in the size befitting to these envelopes.