Careful, a hippo might attack you from inside this mug! Kids have quite the surprise in store when they drink up their morning milk or juice in this Hippo Attack Porcelain Mug. Surprise! Lurking in the bottom of this porcelain mug is an animal Hippo that appears ready to attack. A fun way to encourage kids who aren’t too eager to drink up. The Hippo Attack Porcelain Mug is dishwasher and microwave safe. Holds 12-1/2 oz.