• Size: 6 CM • Design: Spiderman • Material: Aluminum Alloy • Long Spin Time: Average spin times of 3-5 minutes, based on your intensity • Great Toy for Reducing Stress, Fidgeters, anxiety, focusing, ADHD, Autism, Quitting Bad Habits • Staying Awake Ideal for people addicted to nail biting, smoking, leg shaking and all type of attention disorder issues. • Ergonomic curved shape designed for hand comfort and Long term usage. • High-Speed Hybrid Ceramic ball in the center to ensure the smoothest rotation and consistency.