This is a beautiful US #5799 Endangered Species Souvenir Sheet of 20 Forever Stamps in Mint Never Hinged/MNH condition. The sheet features a wonderful selection of multi-colored wild animals and is a great addition to any collection. The stamps are accompanied by a certification from the US Postal Service and have a grade of XF/S (Extremely Fine/Superb). This item was produced in the United States in 2022 and highlights the theme of endangered animals. The sheet is perfect for collectors interested in topical stamps, animal kingdom, or wild animals.