This Brass Off Neutralization Mask from Matrix contains highly pigmented blue-violet tones, that neutralize brassy and orange tones in your hair. It has a rich formula to help targeted application. It helps maintain lightened hair, while helping to strenghten and protect fragile hair. Great for natural and colored hair.Use:1. After using Total Results Brass Off shampoo, wearing suitable gloves, apply to wet hair and comb through for even distribution.2. Avoid scalp area and leave on for 5-10 minutes depending on desired neutralization. 5 minutes for subtle neutralization, 10 minutes for maximum neutralization.3. Rinse out.In case of contact with eyes, rinse them immediately. *It is not recommended to use the mask everyday because of it's highly pigmented formula. Matrix Brass Off Custom Neutralization Mask 200 ml