Peter Thomas Roth Water Drench Hyaluronic Cloud Serum is a lightweight hydrating serum with a silky-soft, matte finish. With a 75% Hyaluronic Acid Complex, this powerful face serum plumps and moisturises skin, while Sodium PCA and Silk Proteins create an invisible veil of hydration. Fragrance-free and perfect for smoothing fine lines and rough texture.