and high quality This cup is a great way to water, on demand to your . Filled automatically when at the built in plunger. Drinker cup is a breeze to clean,just disconnect cup. Can be used to expand an existing watering system, or can beattached to a bucket or a container of your to create a gravity fed water system. Feature:Automatic, Built to last,Farm ,Convenient,Best gift for cheicken Colour:Red Material:plastic Size:Approximately full length: 8cm, diameter: 4.8cm, height: 3.8cm Package Contents: 24 * Poultry drinking cup 24 * black screw Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.