The answer to this riddle is “Envelope”.
An envelope is a flat, paper container used to hold letters or documents that are sent through the mail. It is typically made of thin, lightweight paper or cardboard, and it is designed to be easily sealed and opened.
Envelopes have been used for centuries to carry and protect written messages. The first known use of envelopes was in ancient China, where they were used to hold monetary gifts and important documents. The use of envelopes spread throughout the world, and they became an essential part of the postal system.
Envelopes come in many shapes and sizes, and they are often made with different types of paper or cardstock. They can be plain or decorated with designs or logos, and they may have windows or special features for addressing and mailing.
In addition to their use in the postal system, envelopes are also used for a variety of other purposes. They may be used to hold invitations or greeting cards, to protect photographs or artwork, or to package small items for shipping or storage.
In conclusion, the answer to the riddle “What starts with e and ends with e?” is “envelope”. It is a common and useful item that is used to hold and protect written messages and other items.