Radico hair colors are 100% natural and made exclusively from herbs. There are no synthetic ingredients, and the colors are free of ammonia, hydrogen peroxide, resorcinol, and parabens. Radico plant-based hair colors are easy to apply and last for approximately 3-6 weeks, depending on hair type and length. The colors are ideal for those sensitive to synthetic ingredients and chemicals and/or for those who are health-conscious. Radico plant-based hair colors nourish your hair and scalp from root to tip during the coloring process. Excellent gray coverage! Radico Colour Me Organics hair dyes have received internationally recognized certifications from Ecocert, Vegan, and Made Safe. Radico plant-based hair colors are available in 24 different shades. One package contains: 100g of hair color powder, instructions for use, and a shower cap.