Enhance the look of dull, tired skin with Peter Thomas Roth Collagen Skinjection Plumping & Firming Serum, expertly formulated to boost visible plumpness and fullness. Powered by plant-derived exosomes, growth factors and stem cells, alongside collagen, elastin and hyaluronic acid, the gel-cream serum helps to improve the appearance of skin elasticity and firmness, while locking in hydration for smoother, more radiant-looking results.