this is the cover of a tank, two different drinks in the can.;two kinds of drinks cans to get about.;carbonated beverage, sugar, or a lot of content.;when you drink of the thirsty to drink, also can be good, stay in the mouth, soft and;sugar, easily broken teeth is not good also.;according to the invention, according to the two pairs of the tank with an opening part, and a drink.;water to drink.;that is to say, drinking water, water to drink in the mouth, the remaining carbon and sugar;washed my teeth and protect the mouth of the can, and a refreshing can;this characteristic.
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