A device for cooling or freezing glasses with carbon dioxide, having an upwardly open inner space for receiving a glass, wherein the inner space is enclosed all around by an inner wall, wherein a nozzle and a support tray are arranged in the inner space and a glass to be cooled or frozen is movable into the inner space and against the support tray from above, whereby carbon dioxide is released into the glass from the nozzle, and wherein the device has an outer wall, wherein the inner wall has openings leading into the device interior between the inner wall and the outer wall, and/or the inner wall is open towards the device interior beneath the support tray or is sealed with an inner bottom element which has multiple openings leading into the device interior. Optional elements allow fastening the device directly to the valve cap of a gas cylinder.

A device for cooling or freezing glasses with carbon dioxide, having an upwardly open inner space for receiving a glass, wherein the inner space is enclosed all around by an inner wall, wherein a nozzle and a support tray are arranged in the inner space and a glass to be cooled or frozen is movable into the inner space and against the support tray from above, whereby carbon dioxide is released into the glass from the nozzle, and wherein the device has an outer wall, wherein the inner wall has openings leading into the device interior between the inner wall and the outer wall, and/or the inner wall is open towards the device interior beneath the support tray or is sealed with an inner bottom element which has multiple openings leading into the device interior. Optional elements allow fastening the device directly to the valve cap of a gas cylinder.