Restore lost moisture and volume with Jan Marini Hyla3D HA Activating Complex. Sun damage and the passage of time can diminish the body's ability to maintain a youthful level of hyaluronic acid, the substance responsible for keeping skin plump and supple. Jan Marini Hyla3D takes a three-dimensional approach to restoring hyaluronic acid and lost volume to aging skin. This lightweight, refreshing gel offers skin multiple forms of hyaluronic acid for deep, long-lasting hydration. The gel also contains peptides and antioxidants to help boost collagen and elastin.