?Thoughtful Design?The unique tab makes TENS machine pads easy to remove, thus protect the gel. The double-sealed bag prolongs pads'lifespan and ensures the pads are delivered in unopened condition.Any questions about us or our tens unit replacement pads, please feel free to let us know and we will try our best to help you. ?Universal Compatibility?Standard 2mm connector TENS electrodes pads are classic and commonly used in medical area, which makes it easier for you to find compatible TENS machine. ?Reusable?Low impedance solid electrode gel is made by upgraded industry leading adhesive, which can provide excellent self-adhesive performance and easy clean up for maximum 45 uses. Our reusable electrodes non-irritating to ensure users of all skin types have a comfortable experience. ?Applicable to Many Parts of the Body? The non-woven electrode pad is suitable for all parts of the body. It can be placed on neck, back, waist, arms, thighs and other parts. ?20PCS 5x10CM Unit Replacement Pads?You will receive 20 electrode pads in total, 5x10cm, square electrode patch with 2mm plug. Each one is flexible and soft to the touch, helping you get the most from your TENS machine.