NEW! "The Squirrel did it..." Tumbler Travel Mug with the "The Squirrel did it..." image. This travel that is not only a beautiful addition to any mug collection but also is helpful to the environment. This NEW design is an 18 oz. green mug is made from 100% U.S. Corn Plastic! The image is printed with Soy Ink. This environmentally friendly mug is not only microwave safe but also helps the U.S.A. by using the renewable resource, corn! Corn grown in the U.S.A.! Mug is 7-1/2" tall. And comes with comes with a solid corn plastic removable lid.