Reusable: These 5 bottle stoppers are made of durable plastic and can be reused multiple times. By using them, you can reduce your carbon footprint and contribute to a more sustainable lifestyle. Leak-proof design: The reusable colorful plastic bottle stopper is equipped with an automatic locking function to ensure that the beer bottle is completely leak-proof. Say goodbye to messy spills and wasted drinks. SECURE FIT: These stoppers are designed to provide a secure fit on beer bottles and prevent air from entering or escaping. This keeps your favorite beer fresh and carbonated. EASY TO USE: Thanks to its user-friendly design, the beer bottle stopper is easy to insert and remove. Simply press firmly to form an airtight seal and pull up to release. No complicated instructions or tools required. Bright colors: Bottle stoppers are available in 5 bright colors and add a fun and colorful touch to your beer bottles. This makes them not only practical but also visually appealing, perfect for parties, get-togethers or just to add a touch of color to your fridge. Reusable: These sturdy plastic bottle stoppers can be used multiple times to reduce waste and contribute to a more sustainable lifestyle. Leak-proof design: Automatic sealing function ensures that the bottle remains tightly closed and no drinks are spilled. Secure fit: The stopper fits securely on beer bottles, preventing air exchange and keeping your beer fresh and carbonated. Easy to use: User-friendly design makes the stopper easy to put on and take off. Simply press to close. Practical set: Comes in a pack of 5 stoppers, ideal for parties, picnics or everyday use. Perfect for anyone who wants to keep their drinks fresh for longer.