Push pop bubble toy is made of food grade silicone. It is reusable, washable, durable and portabl. Just press the bubble, it will make a slight popping sound, players take turns pressing down any number of mice they wish in a single row. The player who presses down the last one will lose. Then flip them and start again. You can play with your kids and find the happiness! Pop it fidget toys is easy to carry, and can be played whatever and wherever you go, such as offices, schools, parks and any place you want to carry. It is perfect carry-on games.