． With Red Rope and silicon rubber side band
． diameter 7cm height6.6cm
． packing: 1pc/paper made colored box,
． 60pcs/CTN/ MEAST: 1.85’/16.5kgs/17.5kgs
． Carton size 43.5 * 30 * 39 cm
Product Content Description
Product Content Description
Roller Ball can increase your wrist strength by playing for fun purpose.
. It is popular amusing exercise equipment.
. User can practice it at different high speed revolving.
. The speed will reach to the speed of 8, 000 cycles per second.
. You may have a new experience about Roller Ball.
. Material Quality: Plastic, Iron, Nylon rope
Enjoy the life experience of rapid flows of the flashing lights spinning in your hands.
Training can either remand the same or increase.
As your hand make turns faster, the light flickers brighter.
Train your wrist strength and stamina.
Suitable for ball players to do self-training.