The Mask Sebastian Professional Penetraitt 500 ml an intensive treatment specifically designed for damaged and chemically treated hair. Thanks to its advanced formula, it penetrates deep into the hair fiber, effectively repairing the compromised structure and giving new vitality and shine. Enriched with nourishing ingredients, it strengthens fragile hair, preventing breakage and improving its resistance over time. Easy to apply, it leaves hair soft, silky and easy to comb, significantly reducing frizz. This product is the ideal ally for those who want a professional treatment at home, capable of prolonging the effect of chemical services and maintaining healthy and splendid hair. A must-have for superior quality haircare.