Obagi360 System Set. This skincare regimen set takes all the guess work out of creating your own skincare routine. Ideal for those in their 20s and 30s, this set aims to keep your skin looking radiant while reducing signs of aging. Includes one 5.1-oz. exfoliating cleanser, one 2.5-oz. HydraFactor broad spectrum SPF 30 sunscreen and one 1-oz. retinol o.5 serum (three pieces total)Warranty Details: Our products are 100% genuine. See more details here.