This set features two powerful formulations designed to revitalize your skin while you sleep. The Medik8 The Night Shift Crystal Retinal 6 harnesses the power of stabilized retinol to promote cell turnover and target visible signs of aging. Complementing this is the Advanced Night Restore, a deeply nourishing cream formulated to intensely hydrate and support the skin's natural overnight repair processes, leaving your complexion feeling supple and replenished by morning.