JAM Paper 6" x 9" Booklet Envelope - Teal - 25 Envelopes per Pack Teal Paper Envelopes Size: Booklet (6 x 9 inches) Quantity: 25 Envelopes per Pack Envelopes are fashioned from high quality 28 lb paper and have a gum closure These envelopes are perfect for commercial & business mailing, personal mailing, invitations, and so much more!