Diu King Wine Stopper & Vacuum Pump By- Lovit Scientific with Free Ebook Included All in One 2 in 1 Wine Sealer - Fits All Bottles - Slows Down Oxidation - Keeps Wine Fresh up to 10 Days - Manufactured From Food Grade (Blue) NO MORE WASTING YOUR WINE - It Slows down oxidation process and can preserve leftover wine fresh up to 7 - 10 days SAFE AND REUSABLE - Unlike other brands, Lovit Scientific is made from eco-friendly materials - Aluminium alloy+PC+Silicone food grade. All in one wine stopper and vacuum seal pump. No extra tools required. Keeps Red and White Wine fresh much longer by removing all air from bottle. Very Easy to use, just insert stopper and pump the lever to remove air