Purell Advanced Hand Sanitizer Green Certified Gel ADX-7 Refill, 700 ml, Fragrance Free. Kills 99.99% of most common germs that may cause illness. Scientifically advanced, patent-pending formulation kills the most germs. Enhanced with a nourishing blend of four different skin conditioners that are clinically proven to help maintain skin health. Milder on skin than hand washing.