Penetraitt Overnight Repair Serum with Hyaluronic Acid

The Sebastian Professional Penetraitt Overnight Repair Serum uses hyaluronic acid in a leave-in, overnight formula to replenish moisture and smooth brittle strands. It has a lightweight, non-greasy texture that layers easily under styling products. Best suited for dry or damaged hair, it aims to restore softness and improve manageability with regular use.