Abstract: Dual purpose water bottle with a water bottle having a cylindrical shape and having a perpendicularly disposed dividing wall roughly half way down the cylindrical shape and having a threaded opening on each end of the cylindrical shape, one the end receiving a closure that includes a openable and re sealable drinking spout, the opposite the end having a roller ball drinking mechanism ideal for dogs and other pets, and the roller ball drinking mechanism having an outer sleeve that when turned clockwise causes a water tight seal between said roller ball and said outer sleeve, and when turned counter clockwise allows the roller ball to spin freely and to release water in a controlled fashion.