Compatible with all Compex snap-on cable devices?? electrodes play an important role during muscle stimulation</br>Electrodes are the points where the pulses are transmitted to your motor nerves?? and ultimately your muscle fibers</br>Coated with a strong medical-grade adhesive that is developed to stick to your skin</br>When used in normal circumstances?? each electrode should last 15 to 20 sessions</br>Includes 20 of the 2"2" Compex Easy Snap Performance Electrodes</br></br>Product Description</br></br>Compex Easy Snap Performance Electrodes are used during muscle stimulation?? and are compatible with all Compex snap-on cable devices. Electrodes are the points where the pulses are transmitted to your motor nerves?? and ultimately your muscle fibers. They play a big part in the Compex muscle stimulation session?? allowing you to work your muscle at peak effectiveness. Each Compex Easy Snap Performance Electrode is coated with a strong medical-grade adhesive?? developed to stick to your skin. When used in normal circumstances?? each electrode should last 15 to 20 sessions.</br><br/>http://www.amazon.com/gp/product/B010N6GP9Kggh