A high quality 2" round, self-adhesive foam electrode coated with US made Tyco gel adhesive. Flex Plus electrodes are black in color and utilize a black carbon conducting wire mesh for increased flexibility and conductivity. Reusable, non-latex, self-stick electrodes conform well to the body and are compatible with all TENS, EMS and Micro-current units. Electrodes include a built-in 2 mm wire jack which accepts standard TENS lead wires.