The legendary Double Serum is now available in a light, weightless texture that delivers proven results on the visible signs of skin aging. Developed by Clarins research, the unique double formula combines 21 powerful plant extracts that help reactivate the skin's 5 vital functions - regeneration, nourishment, oxygenation, hydration, and protection - while addressing the signs of aging. Its dual texture of volatile oil and melting gel leaves an immediate natural finish and a pleasant scent with fruity, floral, fresh, and refined notes. The two nested flacons contain the two formulas: a technological masterpiece designed with environmental considerations, prioritizing sustainable materials and minimizing waste.