Powered by the Japanese ashitaba plant, the Shu Uemura Art of Hair Ashita Mask works to replenish your hair with moisture and essential nutrients, while supporting scalp health.The conditioning hair mask offers moisture-preserving and fortifying properties thanks to ashitaba extract, helping to strengthen hair from root to tip. Designed for use in conjunction with the Ashita Supreme range, it leaves hair feeling smooth, replenished and conditioned.