The Biossance Squalane + Copper Peptide Rapid Plumping Serum is a hydrating moisturizer designed for all skin types. This 1.69 fl oz serum is specifically formulated for the face and contains hyaluronic acid for added skin benefits. With its blend of squalane and copper peptides, this serum helps to plump and smooth the skin, providing a nourishing and refreshing experience for the user.