Estaly Silicone Blue Genie in a Bottle Wine Stopper, Reusable Saver Preserver Cork-Free Winestopper, Fun Cartoon Novelty Gift AIR-TIGHT SEAL: Silicone wine bottle stopper creates an air-tight seal, prolonging and preserving opened bottles of wine. VERSATILE: Fits most bottle sizes, including wine, champagne, soda, beer, condiments, and more. REUSABLE: Easy-to-use, again and again. DURABLE: Made of food-grade, dishwasher safe silicone. FUN: Unique "Genie in a Bottle" design, sure to receive compliments and start conversations. Makes a great gift!