The Perky-Pet Grand Master Feeder features six feeding ports, a wide-mouth design and holds 48 ounces 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! For best results, use Perky-Pet Instant high energy nectar. This specially blended nectar is easy to use, requires no boiling and stays fresh longer. 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. The feeder may be cleaned with the Perky-Pet Cleaning Mop. Remember to clean your feeder at least twice a week, more often in very warm climates or seasons. We offer the finest quality in wild bird feeding products and accessories. Perky-Pet is the leading supplier of Wild Bird Feeders and Accessories. Perky-Pet Wild Flower models are designed to resemble nectar bearing flowers, looking irresistible to hummingbirds when used in a flower garden or treeletting you discover the beauty and fascinating behavior of the elusive hummingbird.