Description Introducing our new Asobu® glass coffee mug! The Asobu® Glass Coffee Mug is made of durable and premium insulated double wall glass. Its double walled construction will help prevent condensation and sweat while keeping your coffee and tea hot for longer. It is also perfect to keep cool drinks cold and fresh. Its sleek design makes it the ideal Coffee Mug for your home and office. Dishwasher and microwave safe!