Feature: 1. Safe Material: Bird chewing toys made of cuttlefish bone and other materials, natural and environmentally friendly, safe and non toxic, no harm to pet health. 2. Calcium Supplement, Teeth Grinding: Parrot cuttlebone chew toys are good for pets to chew and grind their teeth, and also help birds to supplement calcium and other trace elements. 3. Bottom Bell Design: Bird chewing toys with bells at the bottom, shaking will emit a crisp and pleasant sound. 4. Mental Health: Parrot chewing toys can attract the attention of parrots and reduce the feeling of loneliness, which is good for parrots' mental health. 5. Easy to Install: Simply attach the steel hooks of the bird chewing toys to the top of the pet cage for a quick connection and easy placement, suitable for most cages. Specification: Item Type: Bird Chewing Toys Material: Cuttlefish Bones. Package List: 1 x Bird Chewing Toys (Random Color)