Aluminum mug featuring illustrations of penguins from Hakkeijima Sea Paradise, with a carabiner for easy carrying. Convenient for hanging, and it has a bit of an outdoorsy feel! Suitable for both hot and cold beverages!! I purchased this and used it a few times as a cup for watering plants. - Color: Blue - Design: Penguin illustrations - Material: Aluminum - Handle: Handle with carabiner Thank you for viewing.