Penetraitt Overnight Repairing Serum by Sebastian for Unisex - 3.2 oz Serum

Sebastian Penetraitt Overnight Repair Serum with Hyaluronic Acid and Niacinamide that penetrates and helps to repair your hair while you sleep. Wake up to your hair looking and feeling replenished and ready for limitless styling. Penetrates overnight, helping to repair the hair cuticle from the inside out.