Practical to use: features a special valve that, when installed, releases water directly into the chicken's mouth, helping keep the water free from dirt and droppings. Eliminates the need to hang a bucket and reduces the need for daily cleaning. Horizontal O-Rings: Utilizes O-rings in a horizontal seal design to help prevent freezing during winter. The extended metal tip helps chickens quickly learn to drink from the nipple. High-quality material: Constructed from durable ABS plastic and metal, this side-mounted poultry nipple is sturdy and easy to install. No leaks: Designed to prevent leaks, providing reliable water delivery without mess. Suitable for: Ideal for use with chickens, ducks, quail, and other poultry. Well-suited for hens weighing around 2 pounds.