This unique mug showcases a legendary stamp from the Smithsonian collection, featuring an inverted biplane. The colorful design of this mug is perfect for collectors and enthusiasts alike, with a vintage feel that harks back to the 1990s. Made in the United States and featuring the iconic postage stamp pattern, this mug is a must-have for any kitchen or home decor. The Inverted Jenny Stamp Smithsonian Mug National Postal Museum is a one-of-a-kind piece that brings history and style together. The mug is in great shape and ready for use, and the vibrant colors and detailed design make it a true collector's item. Whether you're a fan of postage stamps, aviation, or just appreciate unique and beautiful things, this mug is sure to become a favorite.