Cobra Back Foundation(CBF) Tornado Auto-Stir Mug. Just press the button to stir your beverages without the need for a spoon. This mug is good for mixing your light (Coffee, Tea, powder drinks, and juices without pulp) hot and cold beverages. The purchase of this item will help us to get closer to our financial goal, so we can add and improve our programs. Save by buying a combo of two.