The Keratin Complex Repair Therapy Intense RX Restructuring Serum is a high-quality hair serum designed for all hair types, particularly those with dry and damaged locks. Made with keratin as the active ingredient, this serum helps to repair and rebuild damaged hair strands, providing intense hydration and nourishment. With a volume of 1.7 fl oz, this standard size product is suitable for teens and adults alike, offering a styling effect of hair repair and anti-frizz properties. Perfect for achieving ultra-healthy and shiny hair, this serum is a must-have for anyone looking to restore and revitalize their locks.