[Stunning 3D Book Design] This unique mug uses a vibrant 3D stained glass panel and a colorful spine design to create a mini bookshelf effect, which is deeply loved by book lovers. It can add a touch of literary flavor to your coffee time. "Quality" is made of durable borosilicate glass, which can withstand the high temperature of-20 C to 150 C. Crystal clear, can be washed by dishwasher, which can not only hold iced drinks, but also keep beautiful. "Comfortable and practical" Ergonomic handle provides a firm and non-slip grip, allowing you to use it comfortably in busy morning or leisurely reading time. Can hold a standard amount of coffee (about 12 ounces /350 ml). "Perfect gift choice" is an excellent gift for bookworms, librarians, teachers and literary lovers. Perfect for birthdays, festivals or treating yourself. It can also be used as an ornament for desks and bookshelves. [Versatility] Enjoy your favorite coffee, tea, hot chocolate or cold drink. Art design stimulates dialogue and adds an intellectual atmosphere to the collection of any book lover.