To install the American-style flapper valve, first turn off the water supply to your toilet. Remove the old flapper by detaching it from the flush valve and chain. Attach the new flapper valve to the flush valve and connect the chain to the toilet handle lever. Turn the water supply back on and test the flush to ensure a proper seal. This simple process can be completed in minutes, restoring your toilet's functionality. Features -Color:Black -Material:PVC -Size:10.00X7.50X3.50cm/3.93X2.95X1.38in -Material: made from pvc, this flapper valve offers resistance to wear -Easy installation: the americanstyle flapper design allows for quick and easy installation, saving you time and effort during toilet repairs -Universal fit: designed to fit most toilet tanks, this flapper valve is a versatile solution for a wide range of toilet models and brands -Fit:Toilet Flapper is ideal for a homeowner, tenant, plumber, , landlord, or property manager -Water conservation: helps prevent leaks and water wastage, contributing to a more sustainable household Package list: 2 pcs x 4PCS toilet stop valve