Using your Beetlejuice enamel mug is easy. Just fill it with your favorite hot or cold beverage and enjoy. For the keyring, you can attach it to your bag, keys, or any other item you'd like to add a bit of Beetlejuice charm to. When it comes to cleaning the mug, hand - wash it with mild dish soap and warm water. Avoid using abrasive sponges as they might scratch the enamel. For the keyring, you can wipe it down with a damp cloth. Keep the mug away from extreme temperatures to prevent cracking of the enamel. Store the keyring in a dry place to maintain its shape and quality.