What It Is:A concentrated serum that combines Pitera and Niacinamide to tackle visible pores, fine lines and skin firmness. It hydrates skin to visible firm and redefine skin contours-for bouncier, softer and plumper looking skin, starting in just 2 weeks.Skin Type:Normal, Dry, Combination, OilySkin Concern:Pores, Fine lines & wrinkles, firmnessKey Inrgedients:- Pitera: Sk-ii's proprietary ingredient derived from fermentation. It improves multiple dimensions of visible skin damage and aging. Sk-