Non-Machineable Stamps

Non-Machineable Surcharge Stamp - Colorado Hairstreak Butterfly

Colorado Hairstreak Butterfly (Non-Machineable Surcharge)

For use on irregularly sized envelopes, such as square letters, wedding invitations, or announcements, the eighth nonmachinable butterfly stamp features the Colorado hairstreak. This sheet of non-machineable postage was first released by the U.S. Postal Service on 03/09/2021.