Institut Esthederm Intensive Hyaluronic Face Mask Anti Aging Fine Lines New Moisturizing mask infused with hyaluronic acid to instantly target dehydrated skin and plump the appearance of fine lines and wrinkles. Skin is immediately and intensely moisturized, supple, radiant and comfortable. Apply a thick layer on the face, neck and décolleté and leave on for 15 to 20 minutes, then rinse off.