Item Type: Gears Linkage Hand Gyroscope_x000D_ Material: Metal, brass_x000D_ Size: Approx. 8.5 x 3.2cm / 3.3 x 1.3in 1MULTIFUNCTIONAL: Gyroscope toy is perfect for waiting in line, meditation, timing, breaking bad habits, starting conversations, and more. It enhances children attention and focus. 2STRESS REDUCER: Gears linkage gyroscope Toy is useful for releasing anxiety, relaxation, staying alert, treating ADHD, ADD, Autism, and other attention problems. 3LOW NOISE: Easy to carry, compact, simple, discrete, and fun. The Gears Linkage Gyroscope Toy is also quiet to use, making it perfect for use in any environment. 4IDEAL GIFT CHOICE: A perfect Christmas and birthday gift for kids and adults alike, the gears linkage gyroscope Toy is not just a toy, but also an excellent stress reliever. 5SPINS LONG TIME: Made of pure brass material that is durable and has a mechanical feel. It spins for 1?3 minutes on average and is perfect for those with restless hands to relieve stress. 1 x Gears Linkage Hand Gyroscope 1 x Hex Wrench 1 x Storage Bag