About this item[Wide use] Widely used in MDF toilet seats, wooden toilet seats, resin toilet seats-perfect for bathrooms, hotels, public places[Material] It is made of high-quality zinc alloy material, which is not easy to break, and the product is firm. The chrome-plated surface is rust-proof and corrosion-resistant---The screws of the parts are corrosion-resistant stainless steel, which is suitable for humid environments.[Include] This box contains 2 x zinc alloy hinges, 2 x plastic bolts, 2 x plastic nuts, 4 x plastic washers, 8 x zinc alloy screws. Easy to install, all you need is a screwdriver[Easy to install] Please check the installation description in the picture below, you can easily complete the installation with just a screwdriver, saving time and effort. We promise to provide you with efficient, high-quality products.[High-quality customer service] We promise to provide you with high-quality products, but also to bring you the best customer service, to minimize your troubles during the shopping process, please feel free to contact us for any questions.