Specification: Size: 5*5cm Material: Non-woven + hydrogel Color: White Package Contents: 20 x Electrode Pads Suitable for various medium frequency electronic physiotherapy machines. Helps improve blood circulation, promote metabolism, and reduce fatigue. Self-adhesive, highly adhesive, convenient to use and reusable. Useful accessory for personal care. 1. Non-woven fabric electrode pads 2. Self-adhesive, reusable, durable 3. Biocompatible, resistant to drying out 4. Lower impedance, more uniform current distribution 5. No hot spots, enhanced stimulation comfort 6. Durable construction: can be detached from lead wires without damage 7. Made without plastic materials 8. Specially designed ventilation holes on each pad to release heat, providing increased comfort and reduced irritation Note: Cleanse your skin before using electrode pads for optimal results. The number of uses depends on the cleanliness and oiliness of the skin. It is recommended to wash the skin with soap prior to use (alcohol wipe is also acceptable). Proper skin cleaning enhances performance and extends pad usability. After each use, return the electrode pad to the packaging bag and store in a shaded area. If the pad becomes slightly dry, apply a few drops of water to rehydrate. This helps extend the product's lifespan. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement error allowance is 1-3cm.