Eundan made by 99.99% pure silver and various herbal ingredients 
It is circle-shaped breath refresher consisting of silver and 8 to 9 kinds herbal ingredients. It continuously disperses coolness in the mouth. There are three types of it, Eundan, Korea Eundan, and Vigor Eundan. Each one has different herbal ingredients. Especially, Vigor Eundan has ginseng in it. Vigor and Korea Eundan have permanent container so once it is used up it can get it refilled.