What is a wrist ball?
It is purely mechanical without power supply and radiation based on the rotation of the wrist to spin the core at high speed, producing a strong force.
It is suitable for sports training, high intensity golf, tennis, climbing, cycling, basketball, cricket, martial arts grip trainers, as well as piano, drummers and guitarists.
It can relieve muscle soreness, kill time and increase fun.
It is compact and easy to carry.
Parameters (approx. ):
Name:Gyro Wrist Ball
Size: 7.5cm x 6cm
Material: PVC
Function: exercise arm strength, wrist strength, limb coordination.
Gross Weight: 0.28K
Category: Handle
Product list:
1 x Gyro Wrist Ball
1 x user manual (may not be in English language not guaranteed).
1 x Gyro Wrist Strength Ball Packing