Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper, Adjustable Solid Frame Design Fix common corrosion and running toilet problems with this 3 flapper Easy-to-install Fits 3 flush valve toilets Universal design fitting most toilet models. Chlorine and hard water resistant The silicone seal lasts 10X longer than standard flapper designs Replace old, leaky and inefficient toilet flappers 10-year warranty Save water with every flush with this adjustable 3 toilet flapper replacement Universal flapper Easy to install with two simple adjustments Durable silicone seal Kink free chain 10 Year warranty