QMX Doctor Who Sticker Set These weatherproof clear vinyl stickers measure up to 4.75" h x 3.5" w Our set features the TARDIS, or Time and Relative Dimension in Space, which is the Doctor's time machine and spacecraft and a K9, his robotic dog Choose your favorite color Dalek, the race of cyborg mutants whose goal is universal conquest and domination -- blue, orange, red and yellow