Easily cleaned up with soap sponge and water, making it long for time reusable. It looks like , when you squeeze, the little evil will appear in the cup! when you stop squeezing, the will return to the cup again, you can pinch it at will in your hand. environmentally friendly materials, no harm to adult and kids. Squeeze toy in a mug Cup, a squeeze anxiety relieve, suitable for people over 3 years old, which can effectively relieve fatigue, pressure and anxiety. It can reduce the for time for children to use cell phones and to for play games, thus protecting children's eyes, also can be used as an interactive toy to parent-child relationship.