Note: Cuttlefish bone is a naturally formed material with little hardness and may break during transportation.Please consider carefully before ordering. Broken cuttlefish bones will not affect the use. Package includes: Our package includes 6 pieces of natural cuttle bones, each piece is about 11-13cm in length.After the edges of individual cuttlefish bone are artificially polished, there may be a deviation of 1cm in size. Please pay attention when buying. Bird Chew toys material: You can DIY bird toys by stringing cuttlefish bones as well as sticks, twine, bells, etc. Very convenient and simple, come and make it for your pet!. Suitable: Our cuttlefish bones are also very suitable for other small animals, such as tortoises,budgie, parrots and snails. Bird cuttlebone: It is very suitable for birds, and has the effect of polishing and protecting the bird’s beak.Natural cuttlefish bone, rich in calcium.