This toothbrush has a craft finish by Yohai tsoji. The Stubble in the brush is laminated with nano- minerals that have been penetrated to the silk fiber and they serve as a replacement for tooth paste. This usage of nano- technology is used for the first time in an actual product. The name of the brand- MISOKA means 30 days in Japanese and it points out the need to change the brush once a month. The brush prevents teeth stains and gives your teeth a nice, bright finish and also leaves your mouth fresh and clean throughout the day.