What are the types of wine stoppers?
The cork is used in processing the bark of cork oak trees into (note, not only with oak, oak oak, with the plug, never mind) synthetic polymer is plug artificial material, is a kind of plastic foam products.
Cork is divided into natural cork (that is, whole is one), polymerization plug (looks like a grain of glue), patch cork (the middle is a grain of two sides with a complete piece of cork). There are several kinds of polymer plug, mainly according to the difference between plastic materials. If you want to say plug, the best or natural cork, and other what, according to the workmanship, materials, processes and determine the quality, not absolute good and bad.
Overall atmosphere cork and synthetic plug (plastic plug, high polymer plug).