Star Wars Boys T-Shirt Glow in The Dark 100% Cotton Boys Star Wars T-Shirt. Be the best dressed Sith Lord in the galaxy with this epic Star Wars Tee! Top features a Stormtrooper, Obi Wan, Darth Vader & a Tie Fighter, with a glow in the dark finish. Shirt has the caption, You dont know the power of the dark side. Officially licensed Star Wars merchandise, exclusively designed for Character US