Superior Adhesion & Comfort: Featuring hydrogel, these electrode pads offer exceptional self-adhesive performance up to 30 uses. They are bio-compatible, latex-free, and non-irritating, ensuring a safe and comfortable electrotherapy experience with each use. Broad Device Compatibility: These replacement pads are designed to fit a wide range of muscle stimulators High-Quality Construction: Our pads are crafted for maximum flexibility and comfort, featuring a durable cloth backing and soft touch.ensuring you receive great value and efficacy from your device. Certified Safe for Pain Relief: Pads are your ally against pain, allowing you to manage discomfort without the risks associated with prescription medications. These pads are designed to be sticky, easy to apply, resistant to drying out, and quick to provide relief. Colour:Black Material:Hydrogel Package Contents: 4 x large pads (1.96inch x 4.13inch) 12 x medium pads(1.57inch x 2.75inch) 4 x small pads (1.57inch x 1.18inch) 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.