Inlet Valve Seal Ring Set: This set contains 2 cross water inlet valve sealing rings, an ideal choice for toilet water tank repair and maintenance. High Quality Material: Made of high quality material, anti-aging and durable, designed for long service life. Precision engineered to ensure reliable quality and withstand long-term use. Wide Compatibility: Fits most inlet valves with side and bottom inlet. Easy to Use Across Valve Types: These seals are suitable for old toilet inlet valve seals. Regardless of the type of your tank valve, they provide a stable seal and help solve common water leak problems. Use scenarios: - Replacing worn seals in an aging toilet to stop leaks or running water. - Installing on toilets with side- or bottom-inlet valves to improve leak resistance during maintenance. - Replacement during repair or renovation of older toilet systems to restore a reliable seal.