Product Description : probe material: medical ABS metal electrodes: stainless steel probe total length: 10.4cm probe available length: 9cm probe maximum width: 3.4cm PVC line length: 23mm The merits: has a unique rectangular section that resists lateral movement An External flange to assist retention Softly curving form assists insertion and comfort in use The contoured electrodes provide comfortable stimulus Its narrow neck allows surrounding tissue to take on its natural form Soft, flexible leads provide remote and hygienic connection to equipment weight: 60g