These glow-in-the-dark holiday train pajamas are the perfect ticket to dreamland. Featuring a festive train chugging through a snowy wonderland, this snug-fit set comes to life in the dark, with the train and other holiday details glowing brightly. They're made of 100% rib-knit cotton for a comfy fit and are perfect for a cozy night's sleep or a fun holiday photo. To get the best glowing effect, be sure to expose the pajamas to a light source before turning out the lights.