• Built-in Sound Indicator: Simply insert the stopper into the bottle, place the pump on top, and pump until you hear the sound of "di-di". This creates a airtight seal, effectively keeping your wine fresh for 10 days.NOTE: Not Suitable for Sparkling Wines
• Date Marker: Our wine stoppers are built-in date scale ring.By rotating the top of the stopper, you can easily log the date when the wine bottle was first opened. That you'll never forget how long your wine has been stored, ensuring that you enjoy it at its best
• Convenient Storage: Our wine saver pump set comes with a high-quality storage box, allowing you to easily store the pump and stoppers together. This wine saver pump set makes an ideal gift for any wine lover in your life
• Durable Wine Vacuum Pump: Tested in high-frequency use, our wine pumps have proven to be reliable and durable. Even after 10,000 pumps, our wine pump still works perfectly, showcasing its exceptional longevity.Buy our wine vacuum pump set and enjoy its long service life
• Reusable Silicone Wine Stoppers: Made from premium food-grade silicone materials, our wine stoppers are not only safe for your wine, but also built to last. You can confidently reuse them multiple times without worrying about any negative effects on the taste or quality of your wine
• Hassle-Free Customer Service: We are committed to providing exceptional customer service to ensure that every purchase meets or exceeds our customers' expectations. After items received, if there is any problem with the items (quality, function, etc.), please don't hesitate to contact us and we will provide a reliable solution