Non-US consumers should visit the country website serving their region. Repeat if necessary. 3 minutes for subtle neutralization, 5 minutes for maximum neutralization. 2. I agree to receive emails from Matrix and other L'Oréal brands and programs. 1. Follow with Total Results So Silver conditioner. Tone down the yellow in your blonde hair with Total Results So Silver purple shampoo! Use 1-2x per week not in combination with So Silver Conditioner. Wearing suitable gloves, apply to wet hair, lather and rinse well. For maximum benefits, leave second lather on 3-5 minutes. After using Total Results So Silver shampoo, wearing suitable gloves, apply to wet hair and comb through for even distribution. Avoid scalp area and leave on for 3-5 minutes depending on desired neutralization.