Bosley Professional Strength BosDefense 3-Step System Starter Kit for Color-Treated Hair is for those who want to maintain their hair density and take a more defensive action against thinning. Contains LifeXtend Complex formulated to inhibit DHT build-up and provides anti-aging protection. 30-Day guaranteed results for thicker, fuller-looking hair.BosDefense Clients may relate to the following: Have thin, fragile hair Hair seems to be getting thinner, but haven't noticed any loss Have a history of hair loss in your family Just want thicker fuller, looking hair Includes: BosDefense Nourishing Shampoo for Color-Treated Hair - 5.1oz BosDefense Volumizing Conditioner for Color-Treated Hair - 5.1oz BosDefense Leave-In Treatment for Color-Treated Hair - 3.4oz