This mug has a black glossy finish when it's empty. When a hot beverage is added, the mug reveals the Ravens Fury logo.Perfect for your morning coffee, a hot chocolate, or any other hot beverage you enjoy.The mug is not microwave and dishwasher safe.       - Black glossy finish    - Reveals the Ravens Fury logo when exposed to hot liquids    - Handwash only   - Not microwave safe