• Wine Preservation: The slot design on the inner wall and the standard diameter of 3 cm ensure that your wine remains airtight and leak-proof, prolonging its freshness. • Food Grade Material: Made with 100% food-grade silicone, latex-free and BPA-free, these stoppers are durable, unbreakable, reusable, and do not add odors to the wine. Dishwasher safe. • Wide Applications: Compatible with standard wine, beer, champagne, and soda bottles, including some larger styles. They allow for safe storage of bottles without fear of leaks. • Customizable Design: The silicone stoppers come in solid colors, allowing for a creative and personalized design to mark your wine bottles and avoid confusion. • Ideal Gift for Wine Lovers: This set of stoppers is perfect for gifting to wine lovers and is useful both at home and during travel or outdoor activities. • Product Dimensions: Width: 3.8 cm, Height: 2 cm, Length: 12.7 cm, Weight: 0.05 kg.