特征:
* PVC材料, 带囊 * 尺寸(mm) : Fr2.0, Fr2.5, Fr3.0, Fr3.5, Fr4.0, Fr4.5, Fr5.0,
Fr5.5 , Fr6.0, Fr6.5, Fr7.0, Fr7.5, Fr8.0, Fr8.5,
Fr9.0, Fr9.5, Fr10.0, Fr10.5, Fr11.0