With these luminescent, shimmery, metallic ivory envelopes, your DIY invitations and cards will definitely grab the attention of your guests and customers. These 6 inch square envelopes are just the right size for your next square invitation or note card. These 80 pound text weight envelopes are superior in quality and have a beautiful iridescent finish. Curiously unique!
Please check the USPSweb site for mailing regulations on square envelopes