Discover your best skin yet with the Peter Thomas Roth Water Drench Hyaluronic Cloud Serum. The hydrating serum works to visibly plump the skin with moisture for a refreshed and revitalised look. Formulated with a 75% hyaluronic acid complex, the serum intensely hydrates the skin while sodium PCA and silk proteins lock in moisture to boost the look of radiance and suppleness. Skin appears smoother and firmer with a lifted appearance.