Off & Relax Spa Treatment Silky Night Repair is a premium Japanese hair treatment designed for overnight deep repair. The formula features three Japanese hot spring waters (from Izumo, Yubara, and Alps), triple taurine complex, and five moisturizing ingredients including yuzu ceramides and hyaluronic acid. This treatment protects against UV rays and heat damage while repairing damaged hair during sleep. With its violet musk fragrance, it's particularly suitable for those with dry, damaged hair or those who frequently use heat styling or chemical treatments.