Specifications Material: Plastic Size: app.7cmx5cmx3.5cm Main Color: Red, Blue Features: 1.This cup is a great way to provide fresh water on demand to your birds. 2.Filled automatically when birds peck at the built in plunger. 3.Drinker cup is a breeze to cleanjust disconnect cup. 4.Can be used to expand an existing watering system or can be attached to a bucket or a container of your choose to create a gravity fed water system. 5.The best way to water your chickens. Package includes: 10/20 PCS x Livestock Drinking Cup Notes 1. Please allow slight measuring deviation due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 3.Please leaving a message before you give the bad feedback, if the products have some problems.Thanks for your understandings.