This product is a set of used 29 cent Space Station Hologram Stamps issued by the United States in 1991. The stamps feature a multi-color design and were cancelled with a machine cancel. The state of origin is unknown, but the stamps were used in Dothan  Alabama. They are uncertified and have a grade of F/VF (Fine/Very Fine). The stamps depict a space-related topic and are a collectible item for stamp enthusiasts.