The Canned Beer Draft System by Sharper Image uses ultrasonic vibrations to create a dense micro-foam that boosts the flavor of any canned beer. Just open a can of your favorite beer, place it into the base and pull the dispensing handle. Compatible with most beer cans, including 12 oz., 330 ml (select imports) and 16.9 oz. “tall boys.” Comes apart for easy cleaning. The Canned Beer Draft System by Sharper Image uses ultrasonic vibrations to create a dense micro-foam that boosts the flavor of any canned beer. Just open a can of your favorite beer, place it into the base and pull the dispensing handle. Compatible with most beer cans, including 12 oz., 330 ml (select imports) and 16.9 oz. “tall boys.” Comes apart for easy cleaning.