Chalgren Disposable Monopolar EMG Needle Elec(50/Box) 50mmx 26gauge 111-650-24TP Disposable Monopolar Needle Electrodes for EMG made by ChalgrenPTFE coated stainless steel needlePre-sterilizedSuper-flexible PVC insulated 24″ color coded lead wiresStandard touch proof connectorsIndividually packaged and sold in packs of 25 or 50 electrodesInternational Neuro Medical, Inc. 1-800-323-1771www.emgneedleelectrode.com