This cooler set is designed for chilling wine and champagne without the use of ice. The super cold flexible ice jacket chill drinks quickly and keeps them cold for hours. It can, when taken from the freezer, simply be slipped over the bottle. The drink will be chilled within 5 minutes and stays cool for hours. The cooling elements fold flat and can easily be kept in the freezer, ready for use at any time. The cooler is reusable, unbreakable, and especially easy on the go for picnics and barbecues. This item is suitable for wine bottles and nearly all bottles of the same dimension.