Most of these envelopes are in cellophane envelopes. Any special mailing instructions considered. Powered by SixBit’s eCommerce Solution. This item is in the category “Stamps\United States\Collections, Lots”. The seller is “obi-dan” and is located in this country: US. This item can be shipped worldwide. Place of Origin: United States Quality: Used Certification: Uncertified Grade: Ungraded