The Vacu Vin Active Cooler Wine Elegant actively chills your favorite bottle of wine and keeps it cool and refreshing. The elegant case contains a cooling element that makes sure that your bottle remains at its ideal serving temperature for longer. Keep the cooling element in your freezer for at least 6 hours for optimal use. The flexible cooling element inside is designed to fit tightly around your 0.7-1 l wine bottles. Once used, fold the cooling element flat and place it in the freezer for next time.