Pureology Strength Cure Shampoo - For Damaged or Color Treated Hair, Hair Strengthening & Prevents Breakage, Seals Split Ends, Vegan & Sulfate-FreeSulfate free shampoo that repairs and strengthens damaged or color treated hair, restoring up to 99% of hairs original strength when used with the Strength Cure system. Ideal for all hair types, this vegan formula reduces breakage and seals split ends, leaving hair healthier and more resilient. Infused with advanced anti breakage technology, this shampoo is perfect for those with severely damaged hair, providing a noticeable improvement in hair