Wine savers. In four graphic shapes, the Geo Stopper Set has silicone bottoms that fit snuggly into bottles, creating an airtight seal that helps preserve wine after it's opened. * Sold individually or as a set of 4 stoppers. * One of each in a set: hexagon, octagon, triangle and rectangle. * Brass in Gold finish; silicone stopper. * Compatible with most wine bottle types and sizes. * Imported.