An intense treatment that softens, smoothes, your hair and does not use any strong chemicals. Keratin based, a natural substance, which comprises approximately 88% of your hair, high in sulphur and the amino acid cystine, making it tough, elastic and insoluble. It penetrates the hair repairing internal damage and coats the hair preventing further damage. Treatment lasts 8 to 12 weeks. Excellent treatment for chemically damaged hair!!