Restore stressed and damaged hair with the Sebastian Professional Penetraitt Shampoo. The strengthening and reparative formula is designed to cleanse and fortify weakened strands, to promote healthy-looking hair. Created with an active rescue system, the shampoo helps to reinforce hair’s natural health, while minimising the risk of breakage. Ideal for hair exposed to chemical treatments, heat and environmental elements, the nourishing formula leaves hair feeling strong and silky-soft.