This Protect The Earth Mug can show the world what is important to you both socially and ideologically and is bound to be a conversation starter. A great item to drink your favorite beverage, as a gift or to even use as a pencil holder. It is a 15 oz. ceramic mug which is printed on both sides ( great for either right-handers or left-handers) so you can see the design no matter which way you are holding it! It is microwave and dishwasher safe.