What it is: An intensive lip treatment that repairs dry, flaky lips for smoother soft lips—overnight. Solutions for: - Dryness If you want to know more… Buttermask Intense Repair Lip Treatment delivers ultimate hydration, softness, and nourishment to dry or cracked lips. What else you need to know: Kiehl’s is inspired by its rich heritage as an old-world apothecary, applying over 165 years’ worth of cosmetic, pharmaceutical, herbal, and medicinal knowledge into the formulations. They utilize the finest natural ingredients and incorporate advanced scientific technologies to ensure the highest quality and most efficacious formulas without compromise. They are protective of the environment as they maximize the use of renewable, sustainable, and biodegradable ingredients. Kiehl’s proudly stands behind the quality, efficacy, and safety of each of their products.