Compatible with Most American Standard Toilet: This universal toilet flapper replacement is compatible with Kohler, Gerber, Toto 2'' flush valves toilets & most American standard toilet tank. Long Lasting Rubber & Stainless Steel Chain: The toilet flapper replacement is built with soft, long lasting rubber to ensure the practicability and prolong life span.The hook and chain is made of solid stainless steel.High quality rubber flapper stops leaking and running toilets. Fix Hissing & Leaking Toilets: Replace old, leaky and inefficient toilet flappersto reduce water waste with this toilet flapper. This toilet flapper fixes leaky flapper,running toilet,and worn toilet flapper.The toilet flapper replacement is sturdy and will last for years. High quality replacement toilet parts : Universal Fitting Flapper for 2-inch Flush Valves: The 2" universal flapper to fit flush valves in most toilets and the flexible long lasting rubber creates a tight seal. Easy to Install: No tools are required for installation. Includes stainless steel chain with clip hook and float. You will install it easily with confidence. Please make sure to check the size before placing the order. Universal Long Life Toilet Flapper for 2-inch flush valve: 1.Toilet tank flapper quickly fixes running and leaking toilets. 2.Toilet flapper valve made of flexible rubber for a tight seal on most flush valves. 3.Longest Lasting Materials Product dimensions: Length: 10.3 cm/4 inch Height: 5cm/1.97inch Width: 7.7cm/3 inch Specification: Material: Rubber with stainless steel chain and hook Color: Red Easy to install and the package include: 1. 3 Pack Toilet Tank Flapper 2. Stainless Steel Chain 3. Hook