1.The dog and cat bowl adopts stainless steel inner bowl and safe and environmentally friendly PP outer bowl.Suitable for dogs, cats, rabbits, birds and small animals. 2.This dog feeding bowl can be connected to the cage for easy feeding. Or you can use it as a basic bowl. There is a plastic fixed bowl and a metal bowl in one group, you can also separate it into two bowls. 3.The lightweight and convenient stainless steel bowl is easy to fix, not too heavy, and will not cause deformation of the dog cage. 4.This bowl is removable and easy to clean. You can fix the plastic bowl to the cage and just take out the stainless steel bowl. 5.The materials are safe, so that pets can eat more and stay healthy.