The Hogwarts School of Witchcraft and Wizardry is the place where young wizards and witches go to learn the mysteries of magic. The students are divided into four different houses. The houses are Slytherin, Gryffindor, Ravenclaw and Hufflepuff. When Harry finds the "marauders map," many secrets of Hogwarts are opened to him and his companions.The map was created by James Potter (Harry's father), Sirius Black, Remus Lupin, and Peter Pettigrew. The map is activated by the phrase "I solemnly swear I am up to no good." The map is deactivated by the phrase "Mischief Managed." This tee features the two magical phrased on the front and back of the top. This short sleeve crew neck top is made of 60% Cotton 40% Polyester.