Drinking glass holders

Household or kitchen utensils and containers; boards adapted to hold a number of glasses so a set of beverages may be drunk simultaneously by two or more people holding the board; vessels for drinking beverages including glasses; drinks coasters; bar mats; bottle-openers and corkscrews; trays; cooler sleeves for glasses and other drinking vessels, bottles and cans; hip flasks; ice buckets; pitcher jugs; straws and cocktail sticks; cocktail-making equipment (including shakers and measuring cups) for homes and bars