100% Polyester Jersey FR 180 GSM Pull On closure OFFICIALLY LICENSED PRODUCT: All our Harry Potter Pajamas are officially licensed and approved with the consent and permission of Warner Brother Studios. PAJAMA SET: 2 piece sleepwear set, with comfortable short sleeve top and jogger bottoms BOLD GRAPHICS: Features the Hogwarts crest in gold foil print on a burgundy short sleeve top and an all over golden yellow Hogwarts crest and star pattern on the joggers and sleeves. DURABLE FABRIC: Made of 100% polyester, perfect for sleep, play or just hanging around the castle! Machine Washable, Tumble dry low, Do Not Iron. GIFT GIVING: Perfect for a Birthday, Christmas or other Holiday gift! Make every night before bed a Hogwarts Slumber Party! Your child can dress up for Halloween or any day of the week in these Costume Pajamas and perform magic!