SiO Neck & Décolleté Treatment Cream is a rich formula that quickly absorbs to smooth, firm, and rejuvenate the skin on your neck and upper chest. Lifting Peptides visibly reduce appearance of wrinkles and fine lines, while Hyaluronic Acid provides instant hydration to crepey skin. Glycolic Acid, stabilized Vitamin C, and Niacinamide even out the appearance of discoloration, leaving your skin looking younger and more radiant.