The Penn Plax 2 in 1 Banana Mineral Block / Cuttlebone for birds is a unique combination of calcium and minerals to complement your birds diet. With bright colors that are designed to encourage the natural pecking instinct and a banana flavor, your bird is sure to love you'll feel better knowing their beak is being trimmed and conditioned while getting needed calcium and minerals. For all size birds Keeps beak trimmed and conditioned Contains calcium and minerals Banana flavor