What's a letter without personality? JAM Paper Business Envelopes are the perfect carriers for expressing yourself through the mail while catering to a variety of occasions! Send business memos and correspondence, promotional or marketing materials, small booklets, brochures invitations, RSVP's, announcements photos and more! Each envelope has a booklet opening and smooth finish.Details:Available in multiple colors3.625" x 6.5" (#6.75) envelope size24lb/90gsmCommercial flapMoisture activated gum closure50 envelopesRecycled paper