Automatic feature: our poultry drinking bowl is automatic design, the water can come out automatically according to the amount of water in the bowl, so you 't have to train your poultry how to drink water, convenient for you to . Reliable to : these automatic filling waterers are made of plastic, durable and sturdy, no-leakage, safe for you to , also not easy to break, you can for a long time. Easy to install and clean: this watering cup is easy for you to , can be connected with bucket, pipe conveniently, it's also simple to clean, the water control valve is inside, there is no blockage in the bowl, making it easier to clean. Wide range of : the drinking bowl is designed with cup size, approx. 8.5cm in cup diameter, the bowls are suitable for chicken, ducks, turkeys, and so on, they will be your practical and helpful items. What you get: the package provides you sufficient chicken watering cups in basic colors, and enough gaskets for preventing the water leakage for you to and replace in , or you can prepare as backup. Colour: yellow Material: plastic Size: 8.5x4.5cm Package Contents: 15 * Chicken Water Cups Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.