Space Constellations Glow In The Dark 2-Sided Men's T-shirt Space 'The Final Frontier - Constellations' 2-sided glow-in-the-dark black t-shirt Space Map shirt features the constellations and celestial figures, accented with glow-in-the-dark stars printed all over the front and back White glow-in-the-dark stars are printed with phosphorescent ink; the constellations are labeled in purple 100% heavyweight cotton short-sleeve shirt; available in Big Mens and Plus sizes to 4X Very unique gift for any science and space fan