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; Slytherin, Gryffindor, Ravenclaw, and Hufflepuff. This grey heather adult tee features the Hogwarts School Crest. Made of 50% Cotton, 38% Polyester, and 12% Rayon. This is a great shirt, it is perfect for fans of the boy wizard. Makes a great gift too.