Sometimes classic black and white is best, such as notes on a page or piano keys. Our Personalized Black & White Design Mug is bright white on the outside and black inside and holds 11 oz. If you add a name to this ceramic coffee mug, you've got a personalized gift for any musician! Select from a two-octave keyboard or music notes design. ♫ Dishwasher and microwave safe. ♫ Printed in the USA. ♫ Add any name up to 18 characters.