Description
Manna Pro® Oyster Shell provides a good source of calcium that builds strong eggshells for your birds. Oyster Shell is chosen by most backyard flock owners as the source their hens need for extra calcium, which is stored in the bones and feathers to be used when producing egg shells.
Features: Good source of calcium Builds strong eggshells Heat-treated for purity Also great for cleaning Corn Burning Stoves ?