New, unused. Obtained at a salon in September 2025. Selling because I won't be using it. This is a biocellulose mask containing the first human neural stem cell culture solution in Japan. By adding it to your regular skincare routine, it leads to hydrated, radiant skin. Formulated with rare neural-derived stem cell culture solution, it promotes healthy skin turnover. Highly moisturizing, it locks in moisture for fresh, supple skin. Face mask