A perfect calcium supplement for your laying hens or ducks. Place in a free choice feeder and be sure your flock is receiving the calcium they need to make healthy, hard eggs. This item comes in a 50lb bag and will keep for over a year if stored in a dry environment.

• Perfect for free choice feeding
• A balanced source of calcium
• Builds strong eggshells
• Made with oyster shells and crushed calcium carbonate
• 50lbs – bulk pricing, Long shelf life