Harry Potter fans are sure to love these men's black graphic sleep pants! The "I Suspect the Nargles are Behind It" sleep pants feature a big, bold graphic that has been professionally printed to ensure long-lasting print quality. The Harry Potter fan apparel loungewear is classic black, and includes a drawstring waistband for maximum comfort and functionality. The sleep pants are made of 60% cotton and 40% Polyester. They can be machine washed in cold water with like colors, then tumble dried for easy care. The classic quote sleep pants are an officially licensed product, and make a perfect gift for a Harry Potter fan.