I am selling BIODANCE Bio-Collagen Real Deep Mask Pack. These are new and unused, with 9 sheets in total. Two sheets expire on 2027/01/16, and seven sheets expire on 2027/10/24. It contains low molecular weight collagen and low molecular weight hyaluronic acid, which quickly penetrate deep into the skin. Formulated with 50,000ppm of low molecular weight hyaluronic acid, it provides superior moisturizing effects, maximizing permeability and hydration. Formulated with 50,000ppm of low molecular weight fish collagen, it maximizes penetration and absorption.