Selected by more than 25,000 fans in a world-wide poll, this Exclusive Harry Potter Mischief Managed™ t-shirt features the incantation used to hide the contents of Marauder's Map after they've been revealed. This 100% cotton black t-shirt with white lettering is available in youth, adult, and women's styles. Please note: This is a slim-cut Juniors size t-shirt style that runs smaller for a more fitted look. For a looser fit, we recommend that you order a size up.