40 Pieces Super Value package: 20 Pairs of Electrode pads are included in this jumbo pack. Each one is flexible and soft to the touch, helping you get relief from your TENS unit or EMS machine. They also feature gray cloth backing for durability and resealable packaging for a longer lifespan. Universal Compatibility: As a powerful muscle stimulator, a TENS machine helps relieve pain But when electrodes lose their stickiness, the unit becomes useless. Our tens pads come with standard 2 mm pin-in connector, compatible with for most TENS models, Such as TENS 7000 3000, AUVON TENS, Neocarbon, Nicwell Care, Etekcity, Nursal, TENKER. The replacement pads will have your unit running like new again! Trusted Quality: Low-impedance solid electrode gel is made by upgraded industry-leading adhesive, which can provide premium self-adhesive performance and easy clean-up for 45 uses. Our medical-grade reusable electrodes are latex-free and skin-friendly to ensure users of most skin types have a safe, comfortable experience. Reusable Tens Unit Electrode Pads: Our tens pads are washable and reusable, up to 50 times re-usability by using in the right way. If the pads contaminated with dust or dander, you can rinse the pads with running water and dry it naturally, it will become sticky again. Using Tips: Clean and dry the skin thoroughly before each application of the electrodes. To extend the electrode's lifespan, wash the adhesive gel under cold running water. Shake off excess water and wait for it to dry. Finally, place the sticky side of the electrode on the clear sheet it arrived in and put it back in the packaging. Colour:Black Material:Non-woven fabric Size:5x5cm Package Contents: 40 * TENS Unit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.