Description:

Heavy duty biceps triceps forearms shoulders wrists hands training device.
It helps to promote coordination and blood circulation.
Hold it with one or two hands and exercise with centrifugal force. All you have to do is to increase the speed by rotating your wrist and keep it in sync with the rotation of the ball.
Rubber handle prevent slipping or sliding while in use, and comfortable grip.
Great tool to building muscle in the triceps, biceps, back, shoulders and abs and improve your grip strength.

Specification:

Material: ABS + Steel
Color: Black
Size: 41x22x3.5cm/16.14x8.66x1.38 inch

Package Includes:

1 Piece Waist Trainer

Note:

1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 1-3mm differences due to manual measurement.