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 to use. Reliable to use: these automatic filling waterers are made of plastic, durable and sturdy, no-leakage, safe to use, also not easy to break, you can use them for a long time. Easy to install and clean: this watering cup is easy to use, 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 use: the drinking bowl is designed with cup size, . 8.5cm in cup diameter, the bowls are suitable for chicken, ducks, turkeys, birds and so on, they will be your practical and helpful items. What you get: the package provides you sufficient quantity chicken watering cups in basic colors, and enough gaskets for preventing the water leakage to use and replace in , or you can prepare them 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 cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.