BUXOM Power-full Plump Lip Balm, Big O, 4.8 g

This big, bold, visibly plumping lip treatment—in two new shades inspired by bestselling glosses—applies like silk and envelops to bring lips to their ultimate suppleness. A unique reactor works with your individual pH level to transform to the most flattering custom shade. Plumping ingredients deliver visibly luscious volume while moisturizing ingredients help lips feel as good as they look.