Description Replaces old tank ball set up or worn-out flapper. Chlorine-resistant flapper for harsh water regions. Outlasts vinyl or rubber. Will not rot or corrode. End leaks at the tank drain. Hinged to a rigid frame for better alignment. Easy to install and fits most toilet tanks. WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov