Features: The product is made of high-quality silicone material, non-toxic and tasteless, and can be cleaned with boiling water. A variety of bright colors are easy to get the favorite of children. When you press the bubble, there will be a slight ''pop'' sound. After the game is over, you can turn the toy over to start the next round of the game. It can be used for children under 3 years old to exercise the child's ability to grasp objects. When the child presses the bubble, it can exercise the child's hand-eye coordination. Game Rules: Players take turns to press the bubbles, each player can press 1-2 bubbles at a time, and the bubbles must be connected each time. When the player cannot press the bubble, it means that the player has lost. You can also customize the game rules according to the situation. After the toy is flipped, the next round of the game can be played.