Nécessaire The Neck Serum visibly firms and hydrates the skin. This fragrance-free serum helps reduce signs of aged neck and tech neck. Formulated with 7.5% Peptide, Niacinamide, and Rose Water, it leaves skin feeling lifted and firmer. The fast-absorbing, non-heavy, non-greasy serum doubles as an intense hydrator. It is dermatologist-tested, hypoallergenic, non-comedogenic, and vegan, presented in a 50 ml / 1.7 fl oz bottle.