Insert your invitations, greeting cards, RSVP's, thank you cards, photographs, and more into these envelopes made from 28 lb. paper. Your contents stay protected and stylish, letting recipients know your mail is important! Appropriate for both business and personal mailings. However you use, expect high quality performance and presentation. This pack contains assorted dark colored envelopes of presidential blue, dark orange, teal, dark red and burgundy) with a booklet opening, straight flap, and smooth finish.Details:Includes an assortment of dark colors4.375" x 5.75"28 lb.125 envelopes