Perfect fit: These toilet seat accessories are equipped with expansion screws, which are stronger and more wear-resistant than other rubber plugs. They fit perfectly into the toilet hole without wobbling. EASY TO INSTALL: The toilet seat fixing hinge is easy to install, it only takes a few minutes to hold the seat securely. You can use it to repair the damaged toilet seat, economical and practical. Material: The fixing top of this toilet seat is made of stainless steel and rubber. The surface of the toilet hinge is smooth, strong and rust-free. Plastic has excellent toughness, toughness, stability and durability. Wide range of uses: The toilet seat hinge attachment is specially designed for toilet mounting bracket, suitable for most standard and top fixing toilet seat hinges.