Dove Men+Care Dermacare Scalp Dandruff Defense Shampoo and Conditioner, Make hair stronger and more resilient so that men can pursue their active lifestyles. Dove Men+Care Dermacare Scalp Dandruff Defense Shampoo + Conditioner is designed specifically for men that want dandruff relief. With regular use, the formula, with caffeine, improves men's scalp health and helps eliminate flakes with Pyrithione Zinc. It also helps strengthen hair, leaving it visibly healthy, thicker, and resilient, while helping to control and eliminate dandruff flakes. It is a dual 2-in-1 formula that functions as a shampoo and conditioner so that it cleanses and conditions simultaneously, leaving men's hair stronger and more resilient against breakage, and helping to flake eliminate flakes. It is available in the following sizes: 12 oz and 25.4 oz.