Bobbi Brown's Extra Plump Lip Serum delivers rich hydration with moisture-boosting botanical oils and Hydrating Hyaluronic Acid. Lips stay soft, supple, and visibly smoother and fuller for 24 hours.Infused with the Extra Plump Complex, this serum adds a glossy, water-like shine that enhances natural lip color. The smooth applicator glides on effortlessly, leaving a radiant, non-sticky finish.