Sebastian Professional Penetraitt Conditioner for Damaged, Chemically Treated Hair, an intensive 1000 ml treatment designed to repair and regenerate hair stressed by colouring, bleaching and chemical treatments. Its advanced formula penetrates deep into the hair fiber, strengthening the internal structure and giving immediate softness without weighing it down. Thanks to the nourishing and repairing ingredients, it promotes the reconstruction of the most fragile areas, improving the elasticity and general health of the hair. Ideal for those who want to maintain strong, silky and visibly healthier hair, this professional conditioner becomes an indispensable ally in the daily care routine, guaranteeing high-performance and long-lasting results even on the most compromised hair.