Mortara Instrument, Inc. 047029-50 CardioSens Ultra II Resting Tab Electrode, 28mm x 25mm (1.10" x .98"), 500/bx 10 bx/cs. Three styles of disposable electrodes: CardioSens/Ultra II has aggressive adhesive. Fast signal stabilization with rapid defibrillator recovery and superior conductivity. CardioSens/K has exceptionally high conductive performance with natural Karaya adhesive. CardioSens/Advantage has a narrow design with special formulation adhesive and high conductivity tin backing.