The ultimate space cup is a epic adventure waiting to be used. It Holds liquid and has a straw to help you get liquid to keep the astronauts higerated. The dimensions are, Width 4 inches, Height 4 inches Length 3 inches.My ultimate space cup will help the astronauts to keep the astronauts hydrated. ultimate space cup will be used on the iss. The ultimate space cup is different from plastic and it is green bright lime green if there so you will never lose it.