KT Professional Keratin Protein Ultra Smooth Shampoo is a sulfate-free and paraben-free treatment designed to provide straightening, smoothening, and deep nourishment to hair. Infused with keratin, acai oil, and capuacu oil, this shampoo nourishes, moisturizes, and protects hair, making it smoother, shinier, and more manageable. Ideal for all hair types, including keratin and cysteine-treated hair, it revitalizes damaged strands and controls frizz, leaving hair healthy, soft, and vibrant.