Media Mail (Book Rate)
Description
Used for books, film, manuscripts, printed music, printed test materials, sound recordings, play scripts, printed educational charts, loose-leaf pages and binders consisting of medical information, videotapes, and computer recorded media such as CD-ROMs and diskettes. Media Mail cannot contain advertising.
The maximum size is 108 inches in combined length and distance around the thickest part.
Mark each package "Media Mail" in the postage area.