What it is: A set of four ampoules filled with a highly concentrated radiance renewal treatment to jumpstart glowing skin and reduce imperfections.Who it's for: Ideal for all skin types, especially stressed skin.What it does: This ultralightweight treatment delivers a fast, visible boost to skin and helps maximize its own renewal process to reveal a more radiant, soothed look. With a weightless, waterlight texture so that it easily penetrates into skin, this fast-absorbing, nonsticky treatment helps rapidly soothe redness, smooth and refine skin's texture, reduce the appearance of dark spots and pores and evens skin's tone. The vials are filled with a concentrated blend of skin-renewing power-actives. Vitamin C helps even skin's tone and reduces the look of dark spots so skin is more consistent, and it helps prevent the appearance of future spots. Vitamin E helps smooth skin, reducing roughness and dryness so it feels soft to the touch. Licorice extract helps soothe skin and fight visible redness, helping to keep skin looking and feeling less sensitized, which can counter irritation that can trigger future spot formation. How to use: Apply Brigthening Treatment morning and night before your serum. Avoid the eye area. Use one vial per week for four weeks to enjoy the complete skin-renewal treatment.To minimize waste, Estée Lauder has included one dropper in each box. When you finish a vial, simply continue to use the dropper in the next vial.- 4 vials at 0.33 oz. each- Paraben-free; sulfate-free; phthalate-free; sulfite-free; fragrance-free; mineral oil-free; oil-free- Dermatologist tested- Noncomedogenic- Nonacnegenic