A cover with elastic parts on the sides, which allows it to cool wines, sparkling wines and spirits of different widths.
It will allow you to speed up the cooling process if you put the bottle in the freezer for a few minutes,
At the table, it will allow you to maintain the temperature of the sparkling wine for a long time.
It will also allow you to cool a bottle of spirit, such as Whiskey, Rom, Vodka...