Let your inner kid out Featuring graphics from a longtime favourite Warner Bros. superhero, Batman you can carry your hot or cold drinks with this fun, stylish and insulated 440ml travel mug by Zak Design. With tried and true double-wall insulation, your drinks will remain at the temperature you want them for longer with no risk of condensation or "sweating". You can rest assured that your beverage will stay in its place with the spill-proof, flip-top lid. This cup will fit in most car cup-holders. You will never need to buy a disposable cup again, this reusable tumbler will last wash after wash Good for you and good for the environment Made from durable BPA-free plastic. It is dishwasher safe but hand-washing will extend the life of the product. We recommend not using abrasive cleaning products; do not microwave. Brought to you by Zak Designs, distinctively fun and functional products that make life easier.