oThese big popping toys can effectively attract attention and exercise sensitivity, expand thinking and cultivate creativity. It also can foster your kid's sense of space and enhance a child's memory by playing oPress the pop-up bubbles in a line and the one who press the last one bubble will lose. The pop bubble sensory toy can train children's calculation ability and planning ability, coming with game rules instruction oThis push bubble pop fidget toy has a quiet side and a loud side to pop. These giant pop sensory toy suitable for elderly, kids, teens, boy, girls, women, men. oThis push bubble pop fidget toy has a quiet side and a loud side to pop. These giant pop sensory toy suitable for elderly, kids, teens, boy, girls, women, men oSilicone Material: Made of high-grade Silicone materials, safe and non-toxic, Parents can rest assured, to buy for your children. The game toy is made of 12 cm high-quality silicone. Pure color, non-toxic, tasteless, and excellent texture. The rules are simple and you can make your own.