New, unopened, unused. Full Size 1.0 fl oz. No expiration date, rather suggested use within 12 months of opening - this is unopened. Drunk Elephant's Protini Powerpeptide Resurf Serum combines skin-fortifying signal peptides, growth factors, and amino acids with exfoliating 10% lactic acid for a dramatic improvement in the appearance of skin's texture, tone, radiance, and bounce. Benefits Targets a dull, uneven complexion to deliver plump, bouncy skin Improves appearance of fine lines, sun damage, and enlarged pores Replenishes hydration levels, adding lightweight moisture Boosts radiance and restores a natural, healthy-looking glow Formulated at a skin-friendly pH of 3.5 Vegan and cruelty-free Recyclable packaging Award winner: Harper's BAZAAR Anti-Aging Award 2021, New Beauty Beauty Award 2021, SheFinds Best New Beauty Award 2021