Since ancient times, tin is said to "water in tin vessel will not rot, "It will eliminate the taste of liquor," and the metal used for alcohol and tea utensils.In modern days, the effect of ion purifies water and mellow your drink.In addition, due to its high thermal conductivity, you can put it in the fridge for 1-2 minutes, and the vessel itself will be colder and enjoy the chilled liquor even more delicious to enjoy.Traditional Raw Cast and Finished Each by Artisans.This product also makes a great gift.