These are professional toilet seat bolts. Using stainless steel and rubber materials, it can prevent the toilet lid from sliding and offers better stability, enables you to sit more comfortably on the toilet seat. Scientific structure design, easy to install, saving much time and effort. Features - Color: Assorted color. - Material: stainless steel, rubber. - Size:7.20X2.50X2.50cm/2.83X0.98X0.98inch. - Using stainless steel and rubber material, these toilet bolts are not easy to deform, supporting long time to use. - With hinge structure, it is used to fix the toilet seat to the toilet without easily sliding. - It has experienced a strict production process, and is easy to install, giving you a satisfying experience. - Easily replace worn bolts, install new ones and tighten them, saving much time and effort. - Suitable for most kinds of toilets, it can fix the toilet seat without repeated tightening.Packing list2 x toilet seat screws