Different sizes, shapes, and colors of the blocks make an instant hit with your bird. This parrot chewing toy set meets daily anti-Anxiety and behavior management. The set is much more challenging to chew or destroy hours and hours with well-made quality. Wood blocks united in a sturdy chain, while the cage hanging clip is safe and will not injure furry friends. Entertaining enough to keep birds busy for a long period and they do enjoy playing with it.