Features: High quality silicone toilet tank seal 5pcs ensure superior leak proof performances with temperature resistant durability for long service bathroom maintenance. Flexible yet strong silicone construction provide absolute‌ sealing, for most toilet models, and resists water pressure fluctuations without cracking. Ideal for homeowners, DIY enthusiasts, and plumbing professional needing reliable replacements for worn out girl gaskets. Perfect for fixing running toilets, preventing water waste in residential bathrooms, or upgrading commercial restroom facilities. Universal silicone gaskets design eliminates frequent replacements, maintains best water efficiency, and protects against costly plumbing issue. Specifications: Component : Silicone Size: about 2.8x2.3cm/1.1x0.9inch Type: M9909/M9911(optional) Package Includes: 5xSilicone gaskets Accessories note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.