RikiGroup Wine Saver Pump - vacuum wine stopper , Includes a Vacuum Pump + 2 Wine Stoppers, Airtight Seal Creates an airtight vacuum that preserves wine once the bottle has been opened,Prevents the oxidation process that is responsible for the deterioration of wine Set includes a vacuum pump and 2 food grade ABS plastic and silica gel stoppers with patented vacuum seals and handy date indicators Highly durable - will tolerate regular and prolonged usage Suitable for all ( include screw cap bottles ) but sparkling wines Contains: 1 x Wine Saver Pump and 2 x Vacuum Bottle Stoppers (both re-usable)