The NASA Enamel Pin Badge on Original Backing Card featuring the STS-99 Space Shuttle is a collectable item that pays homage to the transportation theme, specifically in the realm of space exploration. Made of enamel and with its origins in China, this badge showcases a piece of history from NASA's missions. The original backing card adds an extra touch of authenticity to this unique and detailed badge, making it a must-have for any space enthusiast or collector of badges and patches.