A chilly draft

Kirin, the Japanese beer brand, has created the ‘Ichiban Shibori Frozen Draft’ – a cold Kirin beer topped with frozen foam. To make the icy foam, air is blown into the beer while it’s stirred and chilled. With a temperature of -5ºC, the beer stays ice-cold for up to half an hour.

Via. http://designtaxi.com/news/352100/To-Keep-Beer-Cool-Japanese-Company-Creates-Beer-With-Frozen-Foam/