Perky Pet Grand Master 48 oz The Perky-Pet Grand Master Feeder features six feeding ports, a wide-mouth design and holds 48 fl oz of nectar. The Grand Master truly is the Granddaddy of them all. With its large capacity for nectar, hummingbirds from all over the neighborhood will be flocking at your house! The clear, shatter-proof plastic reservoir makes it easy to monitor nectar levels. The wide-mouth design allows for easy refilling and cleaning and unscrews easily from the feeder base for quick cleaning and filling. Remember to clean your feeder at least twice a week, more often in very warm climates or seasons. 48-ounce capacity 'Wide-Mouth' Design. State of the Art, No-Drip Nectar Feeder. Features a 'Wide-Mouth' feeder bottle designed for easy cleaning and filling. The unique, NO-DRIP feeder base provides six removable feeding flowers and perches. The feeder is made of rugged acrylic for years of enjoyment. Dimensions 8.01D x 7.90W x 10.57H This item ships from a separate warehouse and may require extra time for delivery.