1、Flexible for providing maximum comfort for you. 2、Applicable to various frequency electronic physiotherapy machines. 3、Helps to improve blood circulation, promote metabolism and relieve fatigue. 4、Self-adhesive, can be attached on all body parts. Also easy to peel it off. 5、It is manufactured by high quality non-woven fabric, comfortable to skin, reusable and long service life. The electrode pad is manufactured by high quality non-woven fabric. Self-adhesive, reusable, long service life. It can be attached on all body parts. It has great effect in improving blood circulation, promoting metabolism and relieving fatigue. It will release the generated heat and give more comfort and less irritation due to specially designed holes on each pad. A useful and safe accessory for medical caring. Features: 1. It is manufactured by high quality non-woven fabric, comfortable to skin, reusable and long service life. 2. Self-adhesive, can be attached on all body parts. Also easy to peel it off. 3. Helps to improve blood circulation, promote metabolism and relieve fatigue. 4. Applicable to various frequency electronic physiotherapy machines. 5. Flexible for providing maximum comfort for you. 6. Sealed packaging, safe and sanitary to use. Specification: Condition: 100% Brand New Material:  Electrode Pads Color: As Pictures Sshow Quantity: 20Pcs, 40Pcs(Optional) Jack Diameter: Approx. 2mm / 0.7in Cloth Size: Approx. 50 * 50mm / 1.9 * 1.9in Weight: Approx. 100-200g Package List: 1 x Pack of 40Pcs Electrode Pads