1.Quality material: the toilet tank flapper is made of quality rubber material, sturdy and able, has good sealing effect, can well prevent leakage; And the chain is made of stainless steel, hard and not easy to break, which can be applied for a long time 2.Easy to install and replace: the toilet flapper replacement kit is easy to use, you can easily replace the old one, and you don't need installation tool, it is convenient for you to install and replace, don't have to spend much time 3.Quickly repair: when your toilet is leaking, you can use this toilet rubber flapper to repair quickly, which can prevent leakage, and reduce the waste of water, save much for you, and timely repair 4.Wide applications: the toilet replacement flappers can be applied widely, they are suitable for city water management, hard water and well water, keeping your toilet operating at good performance, which can bring convenience for you