Reverse system for bouncy, touchable hair. Used by professionals. New look. You can have volume without stiff, crunchy hair. You can condition without weighing down your hair. Volume or conditioning? Have both. Reverse System: Step 1 Pre-Wash Conditioner; Step 2 Shampoo. Do I really use the conditioner before? Yes! Our Pre-Wash Conditioner is the game changing first step to bouncy, soft hair. After using the Reverse Wash system, and getting your beauty-full style, lock it in with the Beauty-Full Volume Flexible Hairspray. Why Pro Collection? Get great hair foundation, whatever your style, with our pro technology system. For more salon secrets from our stylists, visit tresemme.com. www.tresemme.com.