Usage Tips:1. toilet flapper stops leaking and helps solve common running toilet problems.2.Replace the old toilet flapper and toilet running meanwhile saving the water.3.Install quickly and easily. Turn off water supply, remove old flapper, attach flapper to flushvalve, and fasten chain to flush lever with hook.4.guarantee long-lasting durability and running your toilet.5.Compatible with specific Kohler 1-piece toilets, check the repair part information before you place the order.colour:redMaterial:PVCsize:Length:11cm/4.33inchHeight: 5cm/1.97inchWidth: 7.7cm/3.03inchPackage Contents:2* Toilet FlapperOnly 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.