First Class Envelopes

First class envelopes are preprinted with green diamond borders and "First Class Mail" on the face and flap to expedite postal handling. First class booklets can be used for mailing reports, manuscripts, brochures, and other flat materials. These booklets are not recommended for automated insertion or use with a postage meter.

First class envelopes are preprinted with green diamond borders and "First Class Mail" on the face and flap to expedite postal handling. First class booklets can be used for mailing reports, manuscripts, brochures, and other flat materials. These booklets are not recommended for automated insertion or use with a postage meter.