Odds are, most of us will never be in office. However, most of will also work in an office of some sort, and some of us will have the responsibility of sending mail from that office. Presidential blue Booklet Envelopes will help you perform this task with a quality and professionalism that will get everyone's vote! These envelopes are made our of durable, archival, 28lb paper! This pack contains a total of 50 envelopes. Has a booklet opening with a commercial style flap with a reliable gum closure to keep items secure in the mail. Use these presidential blue envelopes to mail out letters, cards, invitations documents, and other correspondence! Details:Presidential blue6" x 9"28 lb. 50 envelopes Paper