A cable device wherein a signal-carrying cable is disposed within a flexible towing sleeve. The invention also relates to the use thereof for the treatment, amongst others, of the effects of cutaneous aging andor the use thereof against cellulite, to a composition comprising the same and to a cosmetic method for the treatment of the skin using said peptide or the composition. Due to the presence of the additional barrier layer, it may be possible to cure loss or damage of the variable resistance layer.