The clinically shown plumping lip serum (4.0 ml / 0.14 fl. oz) is stacked with vegan collagen peptides, hyaluronic acid, and moisturizing botanical oils for your plumpest pout ever. It’s powered by Buxom's most advanced technology to visibly plump your lips by 18% while reducing lip lines and wrinkles by 34% - all with an invigorating cooling sensation, without the pain of needles or burning. Cruelty free and free from harmful chemicals.