For all hair types during sun and water exposure. The modular damage repair booster can be added to any mask or emulsion. It transforms the treatment for additional reconstruction, strength and resilience against breakage. Use: Protects the hair from sun damage. The water resistant spray, with its non-greasy formula, reduces the effects of UV radiation on the hair, and prevents protein damage, color fading and loss of moisture. System Professional Solar Helio Guard 125 ml