This 1-quart screw-on feeder base combines with a Little Giant 1-quart screw-on feeder or waterer jar (sold separately) to create a gravity feeder for baby chicks and small birds. Made of heavy-duty polypropylene, it features eight openings with ribs to reduce feed overflow and spillage. The base measures 6.375 inches in diameter by 2.5 inches high and is available in multiple colors. Comes in a case of 12.