Quick Answer: The KOIMYSA Reusable Ceramic Coffee Mug – 12 oz, Brown is a coffee mug from KOIMYSA designed for serving coffee, tea, and other hot drinks.Key Details Unique, Half Lid Design: This 12oz ceramic coffee mug with lid features an integrated design for both the body and lid, stylish and chic. Featuring hand-embossed characters and a modern brown striped pattern, each ceramic coffee travel mug showcases hand-painted details that add texture and character—perfect for minimalist style lovers. Premium Ceramic Material: Crafted from high temperature fired ceramic with a smooth glazed finish, this ceramic tumbler is sturdy, odor-free, and suitable for both hot and cold beverages such as coffee, latte, matcha, tea, and milk—keeping your drinks at the perfect temperature while ensuring easy clean up. The smooth cylindrical body fits comfortably in hand, while the solid base helps prevent tipping—this ceramic coffee mug designed for relaxed mornings and cozy coffee breaks. This coffee travel mug is microwave safe for easy reheating and dishwasher safe for effortless cleaning.