The outer jacket is further improved and ensures cable remains flexible in sub zero. There is tightly packed cotton fillers ensure no static build up and even capacitance.
Close lapped copper screen for the best compromise between effective shielding. Combination of silver plated and plain ultra-pure oxygen free copper conductors for unsurpassed. I have been in the audio trade for 30 years so your leads are in good hands.
I add 10cm extra when making them up to compensate for the connectors. 4% silver solder is used for a better solder joint.