Enhances flavour and aroma instantly. Freeze the rod for atleast 2 hours. Attach the aerator with the rod by press-fitting into place, insert in bottle and pour pour out half a glass of wine and then insert into bottle. Cheers cools down room temperature red wines. Maintains chilled white and red wine for upto an hour. Cools wine and aerates as you pour. Contents: 1 ss cooling rod and 1 aerator made of ss and tritan.