1.High quality: zinc alloy hinges, antibacterial, antibacterial, zinc alloy hinge, silver plated surface, for MDF toilet seat, wooden toilet seat , resin toilet seat. 2.Corrosion resistance: small screws are made of corrosion-resistant stainless steel, ideal for humid or low air circulation environments. 3.Washers and Nuts: Washers and Nuts: Rubber, The rubber washers are a large and durable rubber mounting nut with limited space. 4.Easy Installation: This set comes with with all fittings and should install easily, all you need is a screwdriver. 5.The zinc alloy toilet lid can be used for a long time without oxidation, corrosion , easy to clean. zinc alloy, rustproof, antibacterial, electroplated surface is not easy to fall off. bath salfalization, hotel, public places, etc. Product Features: Item Type: Fasteners of toilet seat Material: plastic and zinc alloy This fixing hinge is 3 cm high, 4 cm in diameter Screw length: 1.5cm White plastic attachment: 3cm, 4cm Spare hinges: No need for a new toilet seat Every time you a hinge is broken, simply replace them with this set which includes all accessories. Compatible with: Very good for broken or old toilet seat hinges, suitable for most standard toilet seats with top hinge. High quality material: The hinge is made of zinc alloy, does not rust, guarantees quality and long service life. life. Easy to install: Easy-to-change hinge allows removal from seat for cleaning and repair. easy location. Package Included: As Picture Show Color: Silver