This duet is the perfect way to visibly firm and tighten skin. Powered by RES Technology and featuring Line Relaxing Complex, these powerful serums dramatically soften the appearance of lines and wrinkles for natural looking rejuvenation. Dr. Brown formulates RéVive™ products with Renewal Epidermal Science (RES) Technology, a collection of special bio-engineered ingredients inspired by patented and Nobel Prize winning technology to help regenerate the appearance of youthful skin. - 1 oz. Intensité Line Erasing Serum: This targeted serum corrects the appearance of deep facial lines and wrinkles. Skin will be luxuriously smoothed and softened for a lifted, youthful, radiant future. Apply morning and night after cleanser and toner. Follow with moisturizer. - 0.5 oz. Intensité Line Erasing Eye Serum: This targeted serum corrects the appearance of crow’s feet as well as the appearance of lines and wrinkles around the eye area. The delicate skin around the eyes will be luxuriously smoothed and softened for a lifted, youthful, radiant future. Apply morning and night around the eye area.