Keep your flock's feathers clean and in optimal condition with the use of Fresh Coop poultry dust bath. Composed of food grade diatomaceous earth and calcium montmorillonite, this chicken bath absorbs excess oils for fresh, healthy looking feathers. Mix with sand and peat moss, or use Fresh Coop poultry dust bath as is. A dust bath is an important part of a chicken's day-to-day preening routine.