The Caitec Featherland Paradise Mineral Block Bird Toy is an easy way to make sure that your flying friend get the minerals that he needs! Designed to be a great source of digestible calcium， it contains essential minerals that are not normally found in bird feed. It can promote preening and other natural， instinctive activities while also helping to keep your bird bestie’s beak trim. Perfect for birds of all sizes， it attaches easily to just about any cage.