Product name: tens electrode Product model: cj016 Specification: round Size(mm):60dia Material: non-woven cloth、activated carbon fibre、medical gel、wire( conductive wire with carbon & reinforcing fiber)、liner(pet) Period:two years Package: 4pcs/zip-lock bag 20bags/poly bag 2000or3000pcs/carton 4pcs/zip-lock bag 20bags/poly bag 2000or3000pcs/carton