[Cancel Out Brassy]: Purple shampoo uses advanced anti-yellowing technology to effectively neutralize tones such as brassiness in your hair,helping you maintain the perfect blonde and color-treated tone [Healthy Vital Blonde]: No yellow shampoo is a moisturizing and color-fixing shampoo that maintains color for a long time,giving even bleached and dyed hair a full, bright blonde shine [Suitable for all hair types]: Blonde shampoo is made with a gentle hair care formula that not only cleanses hair effectively,but is also suitable for all hair types to use.It leaves the scalp and hair healthy and energized [Scope of application]: Professional purple toning shampoo for blonde,bleached,silver,or brown highlighted hair.The use of this shampoo reduces the damage of hair coloring and makes the coloring result more long-lasting and beautiful [Usage]: Anti-Yellow hair shampoo is very easy to use, after wetting your hair thoroughly, rub purple shampoo in your hands until it foams up and stays on your hair for up to 1-10 minutes. Leave the lather on for 1-3 minutes on first use.To remove excess brassiness or yellowing, you can leave in for up to five minutes.To add shine to your hair's color,you can leave it in for 10-15 minutes. If your hair is toned or gray,rinse out and follow with a moisturizing conditioner