1. 【Good quality】 - Made of environmentally friendly, food grade silicone. Reusable The bottle is hermetically sealed with the reusable, dishwasher-safe closure. The closure set is particularly suitable at parties. The bottle, no matter if it is juice, soft drink or a beer, is turned off and no one knows who the drink belongs to. 8 （Red + Yellow + Blue + Green + Brown + Black + Gold + Silver） Different colors make it easier. 2. 【Airtight seal】 - Airtight and leakproof seal, a fantastic work seal in freshness and odor-inhibiting. Silicone wine bottle closures that create an airtight vacuum seal and we're freezer and dishwasher safe! 3. 【Easy to use】 - To seal your wine on a daily basis. Durable and dishwasher safe, easy to clean. 4. 【Application】 - Suitable for wine, beer, champagne and soda water bottles, even some larger sizes. 5. 【Package】 - 8 pieces (different colors) bottle caps. Perfect for outdoor activities, hiking, camping, picnic ect.