1. Material: Stainless steel Size: M 13cm 2. The inner pet bowl is made of food-grade stainless steel, and the bottom of the bowl has rubber to prevent slipping. 3. It also has excellent heat resistance and there is no need to worry about deformation. 4. Because it is made of stainless steel, it is easy to clean and can be quickly washed with water. After the meal, it can be easily washed and is very hygienic.