To use your David Bowie mug, simply fill it with your favorite hot beverage and enjoy. For the socks, just slip them on like any other pair. When it comes to cleaning, the mug can be washed in the dishwasher or by hand with warm, soapy water. The socks should be machine - washed on a gentle cycle with like colors. Avoid using harsh chemicals or abrasive materials on the mug to keep the design looking sharp. Don't tumble - dry the socks to prevent shrinkage.