The first Skintone Corrector Serum by Yves Saint Laurent, integrates the exclusive complex and helps correct the appearance of uneven skin tone by acting on dark spots, uniformity, clarity and radiance. Instantly, skin looks more luminous, its texture refined. Over time, color imperfections, dark spots & redness look visibly reduced and skintone recovers its clarity and evenness. 1.6 oz. Imported.