Purple Beaded Bottle Stopper Have a bottle without a top or cap? Then use a beaded bottle stopper to plug the opening. A fancy and cute way to ensure your bottle drink stays fresh and delicious. Black Silicone Wine Stopper Measures 5 1/2” The stopper should be washed off in between uses. Pitting and chipping may occur from the acid in the wine if it is used for any type of wine storage.