Durable rubber toilet flap replacement and stainless steel chain Irresistible quality: toilet flapper made of harmless, strong and soft rubber material. Toilet lift chains made of stainless steel, durable and long service life Easy to install: Easy to install without additional tools to optimize download performance. Simply unhook the old flap and slam the new toilet flapper replacement into place, then attach the chain 2.3-Inch Toilet Flapper: Designed with an oversized sealing surface to fit most 2.3-inch toilet models, which can help you fix your toilet leaks and save time finding the right chain Function: Forms a durable, airtight seal to save water without leaking, preventing kinks and toilet malfunctions, perfect for treating city water, hard water, and well water Toilet stoppers with chain. If you have any questions, please contact us, we will solve them for you in time, we are always trying our best to provide better products and services to our customers Adjusts for maximum flush efficiency Fixes most common cause of a running toilet Rigid frame aligns flapper properly on every flush