Features:Suitable for various medium frequency electronic physiotherapy machine. Help to improve blood circulation, promote metabolism and eliminate fatigue. Self adhesive, high adhesive, convenient to use and reusable. Useful and safe accessory for medical care. 1. Non-woven Fabric electrode Pads 2. Self Adhesive, Re-usable, Long Life 3. Bio-compatible, Dry out Resisting 4. Lower Impedance, More uniform current distribution, 5. No hot spots, more stimulation comfort. 6. Durable construction: can even pull out from the lead wire without damage. 7. unlike others, not plastic 8. Specially designed holes, on each pad, to release the generated heat and give more comfort and less irritation. Specifications: Material: nonwoven,Silicone + Gel Size(1pc): About 4*6CM/1.57*2.36"Fit 3.5mm plug.Package include:10 Pcs * Electrode Pads Note:1.Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you