- These wine vacuum stoppers are constructed from premium TPE material, ensuring durability and reusability while effectively preserving the freshness of your wine. They also function as traditional bottle stoppers, keeping your wine fresh for an extended period even without a vacuum pump. - Designed for simplicity, the vacuum stopper is easy to use. Simply insert it into the bottle, lift the handle of your wine saver pump, and pump up and down to extract air. An increase in air resistance indicates a proper seal has been achieved. (Note: Wine saver pump not included.) - These vacuum wine bottle stoppers fit all standard wine bottles, including red wine, Prosecco, Champagne, and sparkling wine. They are perfect for use at home during daily meals or gatherings, and ideal for restaurants, hotels, cafes, and bars. - Each set includes six reusable bottle stoppers, offering reliable quality and ample quantity. Enhance your wine preservation experience while providing a thoughtful gift for weddings, anniversaries, birthdays, and other special events.