It's two weeks to plumper skin and visibly smoothed lines! Bye Bye Lines Concentrated Derma Serum visibly plumps skin and smooths lines! This clinically tested, dermatologist-approved serum is formulated with 1.5% hyaluronic acid to deliver lasting hydration to your skin to visibly plump and smooth fine lines. Plus, with a blend of peptide and vitamin B5, it also helps give skin a supple feel. Get ready to say "bye bye" to lines. Visibly plump, smooth skin is here!