Wide range of applications: This mini pop toy is perfect for playing in cars, high-speed trains, airplanes, schools or restaurants. It's soft and comfortable to the touch and waterproof, so you can take it anywhere or even as a bath toy. This push pop bubble toy is made of safe silicone, reusable and washable. It's helpful to relieve stress and anxiety by pressing bubbles to simply pass the time, also can practice children's mathematical thinking, reasoning strategies, mental arithmetic, and logical thinking as a fantastic gift for kids with ADD/ADHD, OCD, autism, or people with high anxiety.