[Perfect Fit]: These toilet seat accessories are equipped with expansion screws, which are stronger and more wear-resistant than other rubber stoppers. They can perfectly fit the toilet holes without shaking. [Easy to install]: The toilet seat fixing hinge is easy to install and the seat can be firmly fixed in just a few minutes. You can use it to repair the broken toilet lid, which is economical and practical. [Material]: The upper fixing part of this toilet seat is made of stainless steel and rubber. The surface of the toilet hinge is smooth, sturdy and rust-proof. The plastic has excellent toughness, robustness, stability and durability. [Wide Range of Uses]: The toilet seat hinge fasteners are specially designed for toilet mounting brackets, suitable for most standard toilet seats and top mounting hinges.