【High Quality】 The toilet seat hinges are made of high-quality zinc alloy with a smooth surface, and the bolts are made of stainless steel, anti-rust, antibacterial, and easy to clean. Before ordering, please check the distance between the mounting holes. 【Easy Installation】 This toilet seat hinge set includes all accessories. Remove the old hinge with a screwdriver and install the new one in the same hole. The toilet seat and its hinge are assembled only once and can be used for a long time. 【Elegant Design】 The surface is chrome-plated and the edges are carefully treated to prevent scratches, making it beautiful, reasonable in design, and stable in structure.