High-quality Material: The toilet seat accessories are made of stainless steel and plastic, ensuring excellent durability. The toilet seat can be securely mounted on top of the toilet. General: The toilet lid support is universal, ideal for repairing toilet seats with an automatic lowering system, soft close function, and quick-release feature. Easy Installation: The toilet seat replacement parts are simple to assemble. Once installed, they are securely fixed and won't move. Size: Includes a pair of replacement toilet seats, 47 mm screws, 40 mm rubber base, 30 x 45 mm replacement hinges, a 45 mm stainless steel lid, and 45 mm anti-slip rubber. Note: Before purchasing, please remove the old toilet lid support and compare the size with the new support to ensure compatibility. Your old toilet lid hinges should have identical or similar measurements for proper functionality.