These silicone seal gaskets feature a simple design that fits most swing top bottles, ensuring compatibility with various bottle types. Their smooth surface and good fit enhance sealing efficiency, preventing spills and maintaining freshness, whether used for storing water, soda, or other beverages. Features -Color:Green -Material:Silicone -Size:2.50X2.50X0.70cm/0.98X0.98X0.28in -Sturdy material: Made of food-grade silicone, these replacement gaskets are safe, reliable, reusable and wear-resistant, making them ideal for long-term use -Good sealing performance: high efficiency sealing keeps your beer fresh -Versatile compatibility: made from materials compatible with a variety of enzymes and fermented beverages -Easy replacement: the leakproof gaskets are simple to replace and clean, prolonging the usability of your bottle caps -Standard bottle fit: designed to fit standard beer bottle openings precisely, ensuring no leaks and a good seal Package list: 40 top bottle washers