A unique device that isolates the extension of all five fingers and all of the individual individual finger joints. Using the unit, Resistive bands develops each finger individually or the entire hand. Units come complete with resistance bands of four different levels. Not only for fingers, The digi, Extend also enhances hand and forearm strength to support in the rehabilitation tendon rheumatoid conditions, Damage injuries, Of carpal nerve lacerations, Tunnel syndrome, Stroke incidents and tennis, Bone fractures elbow.