Schmitt Custom Audio Silver XLR Interconnects consist of .9999  22 gauge pure fine round solid core silver.
 
The 4/9 22 gauge silver is ran through 16 gauge PTFE tubing.  3 strands per interconnect, braided and terminated to color coded Neutrik NC3MXX and NC3FXX 3 pin silver plated XLR connectors with Cardas Quad eutectic silver solder.
Available in .5 meters through 1.5 meters starting at $310 for a .5 meter free shipping in the USA.