Add a touch of magik to your drinks with this set of 4 color-changing cups inspired by the iconic Hogwarts™ houses: Gryffindor™, Slytherin™, Ravenclaw™, and Hufflepuff™. Fill them with your favorite beverage to see each house's colorful crests magically appear. Perfect for parties, picnics, or everyday use, these reusable cups will delight wizards of all ages.