L'Oreal Paris Elvive Dream Long Straight 72h Frizz Killer Serum is a luxurious serum designed to provide 72-hour frizz control for long, straight hair. Infused with the goodness of keratin and castor oil, this serum works to smooth hair cuticles, protect against humidity, and leave your locks silky and shiny. The lightweight, non-greasy formula strengthens hair fibers, promoting overall hair health and manageability. Say goodbye to frizz and hello to beautifully sleek hair with this premium serum from L'Oreal Paris.