Grit with flint , oyster shells and other seashells. Country's Best GRIT is grit especially formulated for gallinaceous birds with flint, oyster shells and other seashells supplemented with a small amount of charcoal. Grit and flint promote the digestion and provide optimal health. Oyster shells and seashells supply the minerals necessary for the formation of the eggshell and the skeleton. The grit also contains charcoal that binds harmful substances and gases in the intestine, and thus helps to improve digestion. INDICATIONS FOR USE: You can provide Country's Best GRIT all year round in a separate bowl. Preferably change it daily. Keep in a cool, dry place. Weight: 2.5kg