Perfect for baby chicks or small bird, the Little Giant 690 Screw-On Poultry Jar fits the Little Giant 1-Quart Screw-On Plastic Waterer Base (Item No. 740, sold separately; 1-Quart Plastic Feeder Base (Item No. 806, sold separately); 1-Quart Quail Waterer Base (Item No. 730, sold separately); Metal Baby Chick Feeder Base (Item No. 9810, sold separately); and Metal Baby Chick Waterer Base (Item No. 9826, sold separately). Jar is molded from durable transparent polyethylene so the content level is always visible. 3.5 inch diameter by 7.25 inch high.