This 13 Oz Self Stirring Mug is the Best & Easiest Way to Automatically Stir Your Hot or Cold Drinks! the Spill-free Twist Lid Allows You to Take Your Drink From Your Kitchen to the Living Room, Bedroom, Car, Office, Gym, School, Etc. Ideal for Coffee, Tea, Hot Chocolate, Milk, Protein Shakes, Lemonade, Bouillon & Many Other Light Mix Drink That You Can Stir.