The five times of the dye is used in the past.
Colors that have been dyed using a special technique as an ingredient of dyeing the pentacles.
It is pure black with a little gray.
The tannins contained in the five-times have excellent antibacterial properties,
The five-fold dye meets JIS antimicrobial standards.
It has the ability to suppress the growth of bacteria and reduce odor.
It may turn brown when it reacts with sweat.