... backing,Oval],match with various ECG devices,widely applied to operation room,ICU,ECG monitoring,etc. 1)Size: 56,46,47x47,42x35 ... term monitoring;-High permeability backing materials allow the skin to breathe and function normally;-Hypoallergenic adhesive and solid gel ... history of skin sensitivities;-Non-irritating;Non-sensitizing;Non-cytotoxic to the skin. 5).Packing: 50pcs/pouch; 2,000pcs/carton ...