Cuttlebone enriched with Omega 3, Fatty Acids, vitamins, minerals, and full of nutrients that support healthy bones and Plumage, as well as avian energy needs and egg production. Tunai Cuttlebone will provide your pet with the calcium carbonate and other trace materials it needs, and its rough texture will keep your bird's beak trimmed and strong. Cuttlebone is an important dietary supplement for birds because it is a great source of necessary minerals and calcium, which helps birds with bone formation and blood clotting. It is a natural product and doesn't contain toxins or contaminants like Plaster of Paris. It is also important to know that the artificial mineral blocks contain whatever the manufacturer added. This is a natural products, we cannot determine the size of it.