Said Slytherin, we'll teach just those whose ancestry is purest. You'll look ready to board the Hogwarts Express in the Harry Potter - Slytherin Adult Robe which features emerald lining in the hood and a screen printed Salazar Slytherin House crest. 54"L. Polyester. Machine Washable. Imported. Does not include shirt, pants or shoes. This is an officially licensed Harry Potter product.