General silicone gasket design eliminates frequent replacements while maintaining water efficiency and protecting against costly plumbing issues. Flexible yet strong silicone construction provides a tight seal for most toilet models and resists water pressure fluctuations without cracking. This 5piece set of silicone toilet tank seals delivers secure, leakproof performance with temperatureresistant durability for long service life in bathroom maintenance. Suitable for fixing running toilets, reducing water waste in residential bathrooms, or upgrading commercial restroom facilities. Use scenario: Fix running toilets in homes to stop leaks and conserve water, improving home comfort and utility bills. Use scenario: worn seals to enhance water efficiency and prevent leaks in typical residential bathrooms. Use scenario: Retrofit commercial restrooms with durable silicone seals to ensure reliable, longlasting seal integrity and reduced maintenance.