Features of the Cando Flexible Hand Bars: Lightweight, portable exerciser designed to strengthen muscles in the hand, wrist and shoulder. Promotes coordination and increases range of motion. Removable flexion band adds the ability to perform finger extensions. Suitable for soft tissue and joint mobilization, and oscillation movements for neuromuscular and balance training. Foot-long, 2" wide rubber bar utilizes same graduated, progressive color-coding as other Cando products. Includes instruction manual. The product referenced on this detail page is sold be Each.