20% Bonus. Pyrithione zinc. Basic cleaning & conditioning for normal hair. Starts at the scalp for beautiful hair. Dandruff shampoo for frequent use. Scalp Care for Beautiful Hair: H&S HydraZinc formula relieves scalp dryness, itch, irritation and helps prevent flakes. Clean, Manageable Hair Everyday: Double-duty formula cleans and conditions hair in one easy step; pH balanced for everyday use - even for permed or color-treated hair. Made in USA of US and/or imported ingredients.