(Coburn) Designed to feed calves easily and effectively. It holds 3.75 gallons and has molded hooks to hang on calf shed rails, hutch, or metal panels. The feeder is designed with a valveless nipple making the calf drink with the same sucking action as from the cow. Made to outlast other style nipples and easier to clean. Calf produces more saliva than with other nipples, giving it better digestion. Handles up to 5 calves.