Scientifically advanced, patent-pending foam formulation kills more than 99.99 percent of most common germs that may cause illness. The patent-pending, 70 percent ethyl alcohol formula is free of fluorinated chemicals, and milder on skin than handwashing. Thick, rich foam formula stays on your hand. PURELL Advanced is enhanced with four different skin-conditioning agents that help maintain skin health and improves overall skin feel. It is milder on skin than handwashing. Dispense the foam easily from the convenient bottle.