An ordinary white business envelope on which nothing was written or typed.
He took out a plain white business envelope from his back pocket and passed it to Johnny.
The film was about the size of a business envelope.
It was folded up, about the size of a business envelope.
From her other pocket she took a sealed business envelope.
There was a white business envelope lying on the table.
Sam noticed a large white business envelope on the bureau.
It was a single sheet of A4 paper, folded twice to fit a standard business envelope.
A sample issue is free with a stamped business envelope.
There was a small pile of documents in business envelopes.