Our laboratory cork stoppers are designed to provide a secure and airtight seal for various jars and containers. Their tapered style ensuring well fit, preventing leaks and preserving the contents of your jars. Ideal for liquid, other beverages. Features -Color:Khaki -Material:Cork -Size:6.30X5.70X2.00cm/2.48X2.24X0.79in -Size:4.80X4.40X2.00cm/1.89X1.73X0.79in -Size:2.95X2.50X2.00cm/1.16X0.98X0.79in -Size:3.50X2.20X1.70cm/1.38X0.86X0.67in -Size:2.15X2.00X1.70cm/0.84X0.79X0.67in -Tapered style for secure fit: the tapered cork stoppers preventing liquid leakage and maintaining airtight sealing for laboratory experiments or household storage -Leakproof cork stopper: these stoppers preserve the freshness of contents, making them ideal for long-term storage -Cork stopper: crafted from cork, these corks are easy to insert and remove, bring convenience and reliability in daily use -Versatile for multiple applications: suitable for both commercial and home use, these stoppers can seal laboratory reagents, kitchen spices, or beverages with ease -Reusable and easy to clean: these cork stoppers are washable and reusable for sealing jars and containers Package list: 20 x Cork Stoppers(21.5mm) 20 x Cork Stoppers(22mm) 20 x Cork Stoppers(29.5mm) 20 x Cork Stoppers(48mm) 20 x Cork Stoppers(63mm)