Just taking out the old toilet rings seal and clean the rims and bowl area where the old seal is, then replace it with the new toilet seal Finally, secure the toilet using the provided bolts, nut and bolt caps Package Contains: 2pcs T-screws, 2pcs washers, 2pcs nut, 2pcs bolt covers, 1pc seal The toilet flanges seal can effectively deal with the problem of awful smell and water leakage caused by the rupture of the toilet seal It can ensuring that the gasket will not deforms or even cracks due to aging for long time, and have long service life Toilet seal part is a replacement repair kits suitable for 300, 310, 320 toilet seal Before purchasing the product, please confirm that the toilet gasket is suitable for your toilet, Manufacturer: Obotsnoi