This sheet of 20 stamps features the beautiful Colorado Hairstreak Butterfly. The 75 cent denomination is perfect for collectors and enthusiasts alike. The stamps are in mint never hinged condition and have the grade of XF/S (Extremely Fine/Superb). The sheet was issued in 2021 in the United States. The purple color of the stamps is vivid and adds to the overall beauty of the sheet. The topic of the stamps is butterflies and they are a great addition to any collection.