This white ceramic mug, with black rim and handle, is perfect for that "geeky-and-they-know-it" person in your life. Maybe it's you, maybe it's a friend, relative, or co-worker. Whom ever it is, they are sure to love this mug! Top rack dishwasher safe only, microwave safe. Shipping prices are for USPS Priority Mail in the US, and First Class Mail outside of the US.