LONG-LASTING DURABILITY: Toilet flapper 3-pack with solid frame replaces leaky, corroded flappers, preventing twisting, ghost flushing, and running toilet problems UNIVERSAL DESIGN: Adjustable flapper fits most 2-inch flush valve toilets and is ideal for use in high efficiency 1.28 to 3.5 gallons per flush toilets ADJUSTABLE TO SAVE WATER: Dial flapper adjusts for maximum flush efficiency and to save water CORROSION RESISTANT: Solid frame 502 2-inch flapper pack features corrosion-resistant Microban material to prevent breakdown and leaks and is chlorine and hard water resistant EASY INSTALLATION: Easily installs in 10 minutes or less to optimize flushing performance 5 year warranty