Pravana ChromaSilk VIVIDS + PASTELS Hair Color ensures complete gray coverage and rich vibrant colors. ... The low-level ammonia formula preserves the integrity of the hair and allows colors to perform both as permanent and demi-permanent simply by using different ChromaSilk developers

Apply color directly to the hair in 1" sections at a time to ensure even coverage. Let color process for 20-30 mins at room temperature. Gently wash with a color protecting shampoo, rinse until water runs clear and then use a color protecting conditioner and rinse.