Peter Thomas Roth Instant Firmx Plumping Peptide Complex Lip Filler is a potent, plumping treatment that instantly enhances the appearance of lips by adding volume and smoothness. The formula features a blend of peptides, hyaluronic acid and marine collagen to boost hydration and improve lip contour, giving the lips a fuller, more youthful appearance. This non-sticky lip filler is easy to apply and provides long-lasting moisture while visibly reducing the look of lip lines and wrinkles. Perfect for achieving plump, kissable lips.