Specifications:
- Brand: Unbranded
- Color: Black, Silver&Black, Silver&Red, Silver&Blue
- Material: Alloys, Silica, Polycarbonate
- Size: 77mm(Diameter)
- Weight: 270g
Features:
- 1. Feel the force of the wrist rotating with the rotary axis, effectively exercising the wrist.
- 2. No need for power, the centrifugal force generated by the internal rotation of high-speed rotation
- 3. Preferred alloy material, metal ball centre, sturdy and beautiful
- 4. Decompression, exercise, entertainment, a variety of uses
- 5. Built-in self-starting device, a push a put, can start
- 6. Wear a special wrist strap to prevent it from flying off too fast.