Axelgaard Valutrode #VTX2020 2" x 2" Square Foam Top Electrodes， With MultiStick Gel 4 per Pack/ 10 Packages</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Achieves optimal current and maximizes conformity</li><li>Svelte 2 mm carbon film (as opposed to typical 4-5 mm thick) proprietary lead wire technology</li><li>Each exclusive lead wire contains over 1，000 strands of stainless steel as the current carrier</li><li>Electrodes are pre-gelled</li><li>ValuTrode® X electrodes feature an oversized border to facilitate proper and easy removal， which further extends the life of the electrode.</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31oSjlp66tL.jpg' noproxy></br>