Words similar to flat-size

Example sentences for: flat-size

How can you use “flat-size” in a sentence? Here are some example sentences to help you improve your vocabulary:

The basic mail consists of all other mail and therefore includes flat-size pieces as well as letter-size pieces, and heavy-weight pieces as well as light-weight pieces.
9 Under such a rate structure, letter-size pieces have a lower rate than flat-size pieces.
Mailers are now presorting their mail, barcoding their mail, changing flat-size pieces into letter-size pieces, consolidating their mail, and carrying their mail great distances in order to enter it at specific locations.