3 Inch Toilet Flapper: Our toilet flapper fits 3-inch toilet flush valve. Our toilet flapper is specifically designed for use with a flush valve that has a 3-inch diameter opening. LONG-LASTING DURABILITY: Crafted from high-quality chlorine- plastic, which is very -, Our toilet flapper ensures long-term usage and withstands the effects of hard water. Effectively control flushing to conserve water over the long term Easy to Install: Close the water valve leading to the toilet, drain the water from the tank, remove the old leaking flapper, install our new toilet flapper, and install the chain. Notication: If your old baffle is hard to take out, you can cut it, don't pull it open forcibly to avoid damaging the tap. Package Includes: 4* 3-inch Toilet Flapper. When you open the package will have an odor, placed after a period of time, the smell will be eliminated. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Blue Material:plastic Package Contents: 4 x 3-inch Toilet Flapper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.