The Wella Professionals purifying clay helps to bring a sense of balance to your hair and scalp. Formulated with Kaolin clay, the formula works to cleanse away excess sebum for a refreshed feel. It also targets your hair’s roots, promoting a more voluminous look. Designed to be used before your shampoo, the clay gives your hair and scalp the deep cleanse it’s been looking for. Dermatologically tested. 97% natural origin ingredients. Free of animal-derived ingredients. Formulated without silicones.