... ,42x35,35x302).Features: Pediatric,Dia.35×30mm,oval shape,foam backing,Solid conductive gel,Ag/AgCl sensor.3).Components: ... impedance solid medical conductive gel,white or original color PE foam tape or cloth tape with medical hypoallergenic adhesive, white ... first few hours after application,helping the electrode to stay in place for long term monitoring;-High permeability backing materials allow ...