Safe and Durable Material:The push pop bubble toy is made of high quality silicone (comfortable touch, non-toxic, tasteless).The toy does not contain harmful chemicals that can cause any health problems.It is suitable for children,adult, both training their logical thinking ability and relieving their anxiety during playing. . Stress Reliever Toys: The push pop bubble toy has a quiet side and a loud side to pop.Just press the mouse bubbles down and they make a slight popping sound then flip it over and start again. It can effectively relieve anxiety and stress and help restore mood. It is idea for people with Acsergery autism, the ADHD, the elderly, children and adults who need to relieve stress. . Educational for Kids:The appearance of the eight planets also makes children full of curiosity about astronomy knowledge, and enhances childrens exploration of universe knowledge and understanding of many earths. the gadgets that push bubbles can exercise concentration and divergent thinking. . Easy to Carry: Toy is long-lasting, you can endlessly reusable and washable it after using multiple times, comfortable to play with Acsergery in the hand.The are pocket size and its very portable, you can play it anywhere, such as office, home, church, libraries, station, special education classrooms, therapy, rooms, fun birthday party, game theme party, and so on. .