Starts And Ends With The Letter E

Riddle: I start with the letter "e" and end with the letter "e" and I usually contain one letter BUT I am not the letter "e". What am i?

Answer: I am an envelope.

Source: https://www.riddles.com/1233

I start with the letter "e" and end with the letter "e" and I usually contain one letter BUT I am not the letter "e". What am i? — Starts And Ends With The Letter E by Anonymous v1.

Riddle: I start with the letter "e" and end with the letter "e" and I usually contain one letter BUT I am not the letter "e". What am i? Answer: I am an envelope. — by Anonymous v2.