Spectra 360 Electrode Gel Conductive Gel 251 ml Tube - 12 Count BoxAbout Spectra 360 Conductive Gel (12 Units) Non gritty STAY WET formula allows for prolonged use without re application Product of choice for ECG, TENS, monitoring and pediatrics Non irritating, hypoallergenic, bacteriostatic Salt free, no sodium ion transfer Product of choice for conductive rubber carbon electrodes Spectra 360 differs significantly from all other electrically conductive media it works by wetting the skin, thereby reducing skin