Kosas Plump + Juicy Lip Booster delivers clean, buttery treatment for ultimate lip care. This formula is packed with rich, concentrated fatty acids and lip-boosting actives like peptides and hyaluronic acid. It works to smooth, hydrate, and visibly plump lips, promoting a soft, cushiony, and fuller appearance. The non-sticky, smooth texture soothes and softens, leaving lips feeling nourished and looking glossy.