DIY Auto-Fill Poultry BIG Cups: Includes 6 large cups with removable inserts and anti-dirt cup covers. Cups automatically refill to ¾ full with fresh water as your animals drink, keeping water clean and reducing spills RentACoop Has a Solution: Bigger than our traditional cups, these are ideal for ducks, geese, turkeys, and chickens with larger beaks. Compatible with RentACoop watering systems and any container! Why You'll Love It: Transform any bucket, barrel, or container into a custom poultry waterer in minutes with just a 9mm drill bit. Works with indoor or outdoor setups! We Thought Of Everything: Anti-dirt covers help prevent debris and discourage roosting on top of cups, keeping your flock’s water cleaner and fresher for longer; removeable cup inserts make keeping the cups clean easy What's In The Box: 6 (six) Big Auto-fill Cups, 6 (six) cup inserts, 6 (six) Anti-Dirt Cup Covers, and Instructions Transform any container into a custom poultry watering system with RentACoop’s DIY Auto-Fill Cups! This set includes 6 large drinking cups with removable inserts and anti-dirt covers to keep your flock’s water fresh and clean. Designed larger than our traditional cups, they’re perfect for ducks, geese, turkeys, and chickens with bigger beaks. Easy to install with just a 9mm drill bit, these cups work with any container and are fully compatible with RentACoop watering systems. The cups automatically refill and stay about ¾ full to prevent spills, while the anti-dirt covers reduce mess and discourage roosting. Suitable for chickens, ducks, turkeys, geese, peafowl, or quail, these cups are a low-maintenance, reliable solution for providing clean water indoors or outdoors.