Features:Injection-Molded ABS Plastic Frame.High-end hybrid bearingLight, quiet and WaterproofFidget at work, class, and home in style.The tri-bar device is able to be manipulated in a wide variety of ways which can be even more soothing for the user. A lot of adults with ADHD and anxiety find the tri-bar spinner configuration to be the most pleasing.When a person suffers from ADHD or anxiety they constantly feel the need to be moving or doing something. This can lead to poor concentration and is often treated with medication such as Adderall. ADHD medications have many unwanted side effects and are not always the best route.Fidget spinners allow adults suffering from ADHD to focus their extra energy into the toy. This can help with concentration, relaxation, and other powerful benefits.Fidget spinners are also known to help with mild to moderate anxiety and stress. Research shows that physical activity, even a little foot-tapping, gum chewing or in our case fidget spinning, increases levels of neurotransmitters in the brain that control focus and attention. A subtle fidget may help block out distractions, fight boredom, and increase productivity.