Naiad Henna + Kiso (Black Tea) is a 100% natural gray hair dye that allows you to enjoy the treatment effect while dyeing the gray hair in dark brown color. Henna is a wonderful herb that combines hair coloring and treatment effects. Mokuran has a long history as an amber dye. Xylophone has attracted attention in recent years as a plant hair dye. "Henna + Kiso" is the original recipe of Naiad Co., Ltd., which contains xylophone and 10 herbs in Henna. For those who want to dye their gray hair in a calm color, and those who can not brighten their hair color because of work, it is also recommended for men. No use of surfactants, petroleum-derived materials, chemical synthesis additives.