iReliev Pain Patch Refill Kit;

The iReliev Butterfly Series Electrode Pads offer the highest quality of reusable gel so that they last longer. With proper care, these premium grade electrode pads with last up to 30 uses each. These pads are highly conductive and provide excellent dispersion. Since The electrodes pads are pre-gelled, no messy conductive gel is required. 3 snap-style electrodes pads come per refill kit.