This is a 2" universal toilet flapper adjusts to fit most 2 inch flush valves in toilets.(Make sure you measure the opening in your toilet tank, there are different sizes. This one is for the small 2" opening.） Toilet plug is made of high-quality rubber for a tight seal with stainless steel chain and clip hook. This flapper valve for toilet tank is durable to use and not easy to rust or break, great value, high quality parts. This toilet flapper replacement kit has been carefully polished, and the surface is smooth and burr-free, so you don’t have to worry about scratching your hands. 🌞UNIVERSAL 2" TOILET FLAPPER: This is a 2" universal flapper adjusts to fit most 2 inch flush valves toilets. Ideal for use in high efficiency 1.28 to 3.5 gallons per flush toilets.(NOTE:Please pay attention to the size of the product before buying, it fits most 2-inch flush valve toilets) 🌞UNIVERSAL 2" TOILET FLAPPER: This is a 2" universal flapper adjusts to fit most 2 inch flush valves toilets. Ideal for use in high efficiency 1.28 to 3.5 gallons per flush toilets.(NOTE:Please pay attention to the size of the product before buying, it fits most 2-inch flush valve toilets) 🌞APPLICATION: This Flexible rubber toilet flapper replaces leaky, corroded flappers, preventing twisting, ghost flushing, and running toilet problems 🌞APPLICATION: This Flexible rubber toilet flapper replaces leaky, corroded flappers, preventing twisting, ghost flushing, and running toilet problems 🌞QUALITY FLAPPER: Made from long lasting red rubber, create a tight and long last seal.