To use this mug, simply fill it with your preferred hot or cold beverage. When washing, you can use mild dish soap and warm water. Avoid using abrasive sponges as they may scratch the glazed surface. For long - term use, it's best to keep it away from extreme temperatures. If you're using it in the microwave, make sure the mug is microwave - safe. When not in use, store it in a dry place to prevent any damage.