Specially designed for those with silver-gray hair, it only takes three minutes to rejuvenate each hair strand and enhance the vitality of the hair color, making the silver-gray tone last longer. Frequent use of low-quality shampoo, exposure of hair to sunlight and other external factors can hasten hair color fading. This product corrects this by providing instant, shiny hair color. Formulated with Revlon Professional's exclusive 3-in-1 Insta-Pic Technology, an advanced blend of provitamin B5, grapeseed oil and select ionic pigments, this blend nourishes the hair fiber with a 3-in-1 effect to deliver impeccable color , protect and shine hair. After use, hair is silky, full of color and vitality. Does not contain any ammonia or peroxide and contains enough serving size for 10-15 uses. pH 4.0-4.5, mild and has a pleasant floral scent. 【how to use】 After washing your hair, towel dry your hair, apply the product on your hair, wait for three minutes and then rinse with water to wash away excess pigment. If the clothes are accidentally dyed, you can use shampoo and water to wash away the dye. Please note that you need to wear disposable gloves when using to prevent your hands from staining. You don’t need to use it every time, you can use it every other time, or as a moisturizing supplement when your dyed hair color fades slightly.