Indus Valley Hypoallergic Aqua Hair Colour is especially crafted for people who are allergic to chemical-based hair colours or have sensitive scalp and skin. It is an allergy-free hair color that does not contain any harmful synthetics like PPD, Ammonia, Hydrogen Peroxide (Bleach), Heavy Metals, PEGs, Parabens, Mineral Oils and Resorcinols, making it the best hair color for sensitive skin. The 100% chemical-free hair colour is DERMATOLOGIST RECOMMENDED. It is also a cruelty-free and vegan hair colour. Made up of 8 enriching botanical herbs, it is a skin-friendly hair colour that maintains the pH balance of the skin between 5 and 7. The PPD-free Dark Brown hair color is ideal for both men and women and also suitable for first time users. It comes as highly recommended for people already suffering from chemical-based hair colours. The organic Dark Brown hair colour not only offers dark colouration but also nourishes and deep conditions the hair. It provides health, vitality and a bouncy hair texture while covering your greys. How to Use: Step 1: Application with Pouch A (Primer) 1. Pre-shampoo your hair. 2. Powder quantity would depend upon your hair length. For neck to armpit length, one to two pouches would be enough, while for full-length hair, 2 boxes of Aqua Hair Colour would be sufficient. 3. Wear gloves. Pour the desired amount of Pack A powder and boiled water in a non-metallic container and prepare a thick mixture with no lumps and granules. 4. Apply the mixture with the help of the Applicator Brush and keep it for 30-45 minutes. 5. Rinse the build-up with water and pat dry your hair. Step 2: Application with Pouch B (Colour) 1. Prepare the colour mixture from Pack B following the same procedure as in Pack A. 2. Apply the mixture on your hair and keep it for another 45 min to 1 hour. 3. Wash your hair with water. 4. Apply the Spa on your scalp and hair and leave it for 15 minutes. Wash with water.