Colorful Bird Cage Rope Toys made with pet safe materials and pear link fastener for easy attachment to cage. The colorful knots block chewing toy is a great perching alternative that promotes fun, balance and exercise Safe and Non-toxic: The parrot climbing toy was make of pure natural wood, sisal rope, metal accessories, food grade pigment, which is safe, non-toxic. For your love birds scurrying up and down and chewing it. Environmental protective and friendly to pets. Suitable for variety of amazon parrots: The knots block bird toy have perfect size for African Grays, Amazons, Eclectus, Small Cockatoos, Macaws, Parakeets, Conure, Quaker parrot, Cockatiel, Lovebird, Umbrella Cockatoo, and etc.