Everyone needs a "thing-a-ma-jigger" to fiddle with when you need to be busy but can't escape your current situation, phone,etc. You will be impressed with the build quality, case and tool. The gears turn very smoothly. You can keep it on your desk ready for release of any hyper or nervous activity.
Gears Linkage Design - one or more bearings in each gear. Brass Gears + Aluminum Frame + High Quality Bearings. Diameter: about 4in. Thickness: about 1.4in. Weight: about 5.0oz.
Long Spin Time - 2-4 minutes. Double-layer structure, easy to carry, simple, discrete and fun, also effective for focus and deep thought. Mechanical Fidget Spinner. It spins incredibly well, considering the inertia from all the gearing.
How to use - Hold spinner with one hand and spin/stop with other. Increases Focus and Attention for Children and Adults with ADHD, ADD OCD, and Autism.
Great Toy For Fidgeters. Perfect for waiting in lines, meditation, timing, quitting bad habits, striking up conversations, and more.
Well-made: It's impressively smooth, sturdy, well-made and captivating. It will come in a zippered case to protect. Very solid and well machined. Fun to disassemble and spins forever!
Package Dimensions: 4.06 x 4.02 x 1.38 inches (10.3 x 10.2 x 3.5 cm)