Medical Products Online provides you with the highest quality TENS Electrode Pads. Our Tens Electrodes are manufactures to the highest quality standards to meet your most demanding needs. Medical Products Online TENS Electrode Pads are non-irritating to the skin and are re-useable. There are four electrodes in each package. Medical Products Online TENS Electrode Pads are used for all of the Electrotherapy Devices we sell, including TENS Units, Muscle Stimulators, Interferential Units and Microcurrent Units. All Medical Products Online Electrodes use the highest quality multi-stick gel for long life and exceptional performance even after multiple usages. You can extend the life of your TENS Electrodes by using them with Medical Products Online Highly Conductive TENS Electrode Spray. Just look at what our customers say about our electrodes: "I was very satisfied with the TENS pads, they are above the rest that I have used in the past. Talk about being sticky, wow they are the best ever! Time for delivery was great and on time. I would order from Medical Products Online again."Robert C.