UNIVERSAL DESIGN: The wine stoppers fit most red and white wine bottles.The vacuum wine preserver pump removes air from your bottle to keep fresh for up to 7 days.Perfect Fresh Keeping: Keep your wine fresh up to one week, the vacuum pump wine preserver extracts the air from the bottle and the stopper seals it seamlessly to extend the freshness of the wine.Date Markers for Track: Indicator on the stoppers for recording and tracking the date you seal the bottle.EASY OPERATION: Durable Material is used to make body of the wine air pump, ensure that they could be used for years.Just insert the wine stopper into the bottle and pump until you feel resistance.Great Gift Idea: Practical design with a sleek look makes this kit a perfect present for wine lovers in different occasions like Christmas, birthday, house warming, anniversary, wedding etc.Material:Stainless steelcolour:silverPackage Contents:1 * Vacuum pump4 * wine stopperOnly the above package content, other are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.