These are transparent holder by Partex Marking Systems which is designed for cable marking. This tool comprises of PM and PTM model which is used for labeling and marking products. Both models are designed for cable marking having Partex marking label PF or PFC tags. The PM comes with four sizes that cover ideally for all types of cable diameters, cable ties for fitting and fastening. For PTM model, it has wings designed for Partex cable markings. Plus, it can mount easily on the cable via cable ties.