Flexible device with progressive resistance used to increase the strength of hands, arms and shoulders
Flex-bar is handy and easy to grip, portable resistance exerciser for rehabilitating and strengthening hands, wrists, forearms, and shoulders. Each Flex Bar in 30 cm long with resistance levels that increase with each of three available diameters.
MATERIAL: Natural rubber PVC outer shell, polyethylene closure and internal content made from polypropylene and steel microspheres.