<Natural enzyme effect> Specialized protein accelerates the penetration of color deep into hair. It guarantees the fast results for shinny color and healthy hair without chemical damage. <Natural ingredient from nf and fruit> Natural ingredients replenish nutrients and moisten the hair shaft, which enhances the color. <Extract>extract eliminates the irritation on scalp. <Amino acid>Amino acid complex shields the scalp and hair shaft, and it restores the healthy younger luster after the color treatment. To use: 1.shampoo and dry your hair completely. 2. Apply Grigio color treatment. 3. Avoid contact on the eyes and skin. 4. Wait for 10 to 15 mins if heat is applied. 5. Let it cool down for additional 10 to 15 mins. (Incase if heat is not applied, wait for 30 to 45 mins with hair cap on.) 5. Rinse thoroughly with shampoo and conditioner in running water.