Using this lovely glass mug is easy. Just fill it with your favorite hot or cold beverage and enjoy. When it comes to cleaning, remember it's not dishwasher or microwave safe. To preserve the beautiful custom design, always wash it by hand with mild soap and warm water. After washing, dry it gently with a soft cloth. This will ensure your mug stays in great condition for a long time and continues to make a bold statement with its unique design.