Penetraitt Overnight Rescue Repair Serum works while you sleep to restore and strengthen damaged hair. Its concentrated formula penetrates the hair fiber to repair accumulated damage, reduce breakage, and improve resilience. By morning, hair feels smoother, stronger, and visibly revitalized without weighing it down. Intensive overnight repair Reduces breakage and strengthens strands Leaves hair smooth and lightweight by morning HOW TO USE In the evening, apply a small amount to dry or slightly damp hair, focusing on mid-lengths and ends. Do not rinse. Leave on overnight and style as usual in the morning. INGREDIENTS Alcool dénaturé, aqua/eau/eau, niacinamide, diméthicone PEG/PPG-20/23, caféine, parfum/parfum, acrylates/polymère croisé d'acrylate d'alkyle en C10-30, tétrahydroxypropyléthylènediamine, hyaluronate de sodium, glycérine, hexyl cinnamal, hexaméthylindanopyrane, salicylate de benzyle, dipolyhydroxystéarate PEG-30, Terpinéol, linalol, acétate de linalyle, tridéceth-6, citronellol, hydroxycitronellal, alpha-isométhylonone, tétraméthylacétyloctahydronaphtalènes, amyl cinnamal, géraniol, huile d'écorce de citron, cétones de rose, acétate de diméthylphénéthyle, limonène.