Have you had enough coffee today (or tea or hot cocoa or hot toddys)? Have you had too much? Is the cat shooting a laser for you? Are you following a red dot around the room? Now you are the cat, and you have a mug, a stylish, white, Opticat mug... ;)
White ceramic mug
Wash with care. Microwave safe. Resedential dishwasher safe.