This is a double-wall insulated steel bottle with a playful design in the shape of a green character, labeled "COOL RABBIT." The bottle features:

1. Material: The interior appears to be made of stainless steel, ensuring good insulation for keeping beverages hot or cold.
2. Functionality: It includes a cap that can double as a spout for drinking and a second cap with a nozzle, making it convenient for different drinking styles.
3. Portability: A keychain attachment is visible, making it easy to carry or clip onto a bag.
4. Insulation: The double-wall design enhances thermal insulation, maintaining the temperature of beverages for an extended time.