Shuttle & Astronaut Bobble Head Sterling Silver & Gemstone Cufflinks. Perfect for any rocket man or stargazer, this combination pair covers it all. A shuttle with articulated doors & astronaut cufflinks are truly out of this world. These miniature spacemen don gemstone helmets, a slick accent on their movable, bobble heads & the enamel shuttle doors open & close. A delightful detail for any look, these cufflinks are sure to rocket you to the center of attention.