Giovanni Root 66 Max Volume Shampoo makes lifeless hair hit the road. It uses horsetail horsepower expanders to add max volume and give life to a hair that is limping along. This volumizing shampoo features horsetail extract, an herb with nutrients and silica to help keep hair strong. Wash in bounce, wash in strength, wash in body to put your hair's pedal to the metal. With Giovanni Eco Chic Technology blend, an advanced essential oil complex.