These replacement gaskets are for anyone who needs to maintain a tight seal on their bottles. They are compatible with a variety of bottle types, including swing top bottles, shaker bottles, and water bottles. The gaskets provide a reliable seal that prevents leaks and keeps your beverages fresh. Features -Color:Green -Material:Silicone -Size:2.50X2.50X0.70cm/0.98X0.98X0.28in -Reliable leak prevention: effectively seals beer bottles to prevent leaks, ensuring a spillfree drinking experience - Silicone material: constructed from silicone, these gaskets are and maintain their integrity over time - use: simple to install, just place the gasket on the bottle mouth and add the sealing cap for a secure and efficient seal -Universal application: suitable for a range of bottle types with similar mouth sizes, providing a versatile sealing solution for various beverages -Lightweight and portable: easy to carry and store, these gaskets are for use , during travel, or outdoor activities Package list: 20 x bottle cap sealing gasket