TOOGOO(R)Wine Funnel Bottle Pourer Dumping Stopper Plug Driples The wine decanter stopper is a cool new all-in-one multi-function tool for sealing and preserving a bottle of wine. To use, simply push the wine funnel stopper into an opened bottle of wine to serve without drips. This stopper also can apply to all kinds of seasoning sauce or wine of dumping. With the unique materials.