Plastic Poultry Waterer - 3 sizes availableThe Little Giant Automatic Plastic Poultry Waterer features a vacuum sealing O ring cap that creates an automatic water flow. The waterer is made of dent proof, heavy duty translucent plastic that allows you to see the water level. The easy to fill jar snaps compactly onto the base, and the rugged handle makes transport around the yard easy. This durable unit will stand up to plenty of use.