Guinness NITROSURGE Cans. Bringing you great tasting, velvety smooth Guinness every time. These cans work with the Nitrosurge device, using ultrasonic technology to break down the nitrogen in Guinness giving you a beautifully smooth two-part pour every time. For Use with Nitro Surge Device Only. 4.2% ABV Nitro Surge Device Not Included.
