1,Easy to Install: The installation assistant and simple and effective instructions are included to help you install the poultry drinker. 2,Small Tip: A nipple should be used for every 4 chickens, thus making it more durable. 3,Easy to Use: There is no longer a need to hang your drinker or clean the bucket every day - the complete drinker will also be placed directly on the floor for watering and cleaning. 4,Practical Design: The drinker is perfect for chickens with ages over 2 weeks old. 5,Powerful Function: The drinker can turn coolers, PVC pipes, 55-gallon buckets, 5 gallon buckets into efficient chicken drinkers. Name: Chicken Pacifier size:3.2*3.2cm Material:Plastic + stainless steel colour:red Package Contents: 30 * Poultry Drinker Only the above package content, other products are not included. Note: Light reflection 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.