ROYAL ROOSTER Lubing Drinker Cup Poultry Chicken Waterer Nipple - 4 Pack Clean, no mess water cups for your chickens, ducks or rabbits Make your own waterer system - 4 pack of cups European made, quality cups. Reduced evaporation Cup is automatically replenished when water level goes down. No need to push on float. No chicken/ duck training required - they'll take it it straight away