Features: 1. Suitable for various medium frequency electronic physiotherapy machines. 2. Help to improve blood circulation, promote metabolism and eliminate fatigue. 3. Self adhesive, high adhesive, snap-on, convenient to use and reusable. 4. Useful and safe accessory for medical care. 5. Getting relief from muscle stimulators is safer, and can further protect you from harmful additives and consumption of prescription medication. Specification: 100% brand new quality Item Name:Electrode Massage Pads Material:Non-woven fabric, hydrogel Color:As the picture show Size:25mm/0.98in Package includes: 2Pcs Electrode Massage Pads Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.