Longer, denser, and fuller-looking eyelashes and eyebrows while you sleep? The Super Boost Lash & Brow Serum makes this dream come true. This nourishing and strengthening serum contains a complex of Widelash from Sederma, hyaluronic acid, and provitamin B5. With regular use, it promotes fuller, longer, and stronger-looking lashes and brows. The lightweight, transparent texture is applied to the lash line and eyebrows with the brush applicator and can work overnight. Fuller, stronger-looking lashes and brows – easily at home without a trip to the beauty salon.