... ,FDA listed massage electrode,tens electrodes,ems electrode,self-adhesive electrode,tens pads,ems pads,electroherapy electrode,physiotherapy ... massagersize:100mmχ150mmshape:butterfly1. Backing materialNon-woven Cloth, PE Foam, Tricot.2. ColorWhite, Skin.blue3. Conductive Film:Alumnium ... Bio-Compatible, High Adhesion6. Liner :PETSoft cloth and foam backing for selectionColor of soft cloth:white and skin, ...