Device for aerating a beverage

A device that can be installed in the neck of a bottle, the device including:

• an elongate body solely formed from a continuous perimetric wall formation that extends longitudinally between opposite ends of the device;
• and
• a plurality of passageways defined by the wall formation, the passageways extend in a direction between ends of the device, and when located in the neck of a bottle and beverage poured from the bottle, the passageways convey the beverage outwardly and air into the bottle which increases the surface area of the beverage in contact with the air;
• wherein a profile of the body is constant along the length of the device so as to be equally operable with either end of the device being oriented toward an opening of the bottle, the profile configured to enable the wall formation to move inwardly to allow the body to be accommodated in bottle necks of different sizes;
• and
• wherein the plurality of passageways for fluid flow includes:
• (i) at least one outer passageway disposed outwardly of the wall formation;
• and (ii) a central passageway located along a central axis of the body.