(High Quality Material) Made of superior PP+PC material, it is safe and environmentally friendly, non-toxic and tasteless. 【Safe and hygienic. Resists chewing Superior Durability: (Triple Layered Construction) Easy to disassemble and easy to use. Once the food ball is disassembled, it is OK to wash it with water! The convenient triple-layer design makes it easy to clean and very hygienic tableware and toys. How to Use: You can freely adjust the size of the falling hole by turning the blue part. The convex part of the mark is placed according to the concave part and closes the ball. Healthy Life: Does your pet have a bad exercise and obesity. Are you worried about your pet getting stressed while you are out of the house? You can relieve stress, and diet well. Can be played with eating It also has a function to prevent quick eating Educational toy, prevent fast eating & good diet. Relieves stress and lack of exercise. Catch the interest of playing.