Coravin Timeless Screw Cap allows wine lovers to pour their favorite screw cap wines with the Coravin Timeless Wine Preservation System and then preserve them for up to three months. Made with a specially designed self-sealing silicone, each screw cap can be used for up to 50 inserts. Six standard screw caps are included, compatible with most bottles with screw caps. Not compatible with Pivot ™ Wine Preservation System.