To use this Harry Potter Gryffindor mug, simply fill it with your preferred hot or cold beverage. It's great for tea, coffee, or any other drink you like. When cleaning, hand - wash it with mild dish soap and warm water. Avoid using abrasive sponges as they might scratch the glazed finish. Store it in a safe place to prevent it from getting knocked over and broken. This mug is not dishwasher - safe, so always clean it by hand to keep it looking its best.