To use this mug, simply fill it with your favorite hot or cold beverage. You can use it for coffee, tea, or even a cold drink. When it comes to cleaning, you can wash it by hand with mild dish soap and warm water. Avoid using abrasive sponges as they might scratch the glazed finish. Store it in a safe place, away from sharp objects. This mug is not dishwasher - safe, so always clean it manually to keep it in good condition.