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 Products,Convenient,Best gift for cheickenSize: Approximately full length: 8cm, diameter: 4.8cm, height: 3.8cmMaterial:plasticcolour:RedPackage Contents:48 x Poultry drinking cup48 x Black screwOnly the above package content, other products are not included.Note: Light reflection 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.