Bio-Firm Hydrogel Concentrate melts into skin to instantly smooth and firm. With the freshness of a gel and the nourishment of a serum, this concentrated 2% active Hyaluronic Acid moisture-binding gel is packed with Alpine Nunatek Plant Stem Cells (Dwarf Soapwort) and Crocus Chrysanthus Bulb Extract to help improve skin elasticity and firmness and provide deep nourishment and long-lasting hydration.