Nature's Way Glass Mason Jar Hummingbird Feeder, 6 oz. a unique design that makes feeding hummingbirds simple and enjoyable for both you and the birds. This charming feeder includes four feeding ports, allowing multiple hummingbirds to feed at the same time. Its easy fill and clean design features removable parts for thorough cleaning, and it is dishwasher safe for added convenience. Measuring 5 inches wide by 2.5 inches high by 5 inches deep, it holds up to 6 ounces of nectar, making it a size for your outdoor space.