Lava Cable Blue Demon 15 Ft 1/4 Straight End to 1/4 Straight End. The Blue Demon cable has a rugged Blue outer jacket with a 93% spiral shield for excellent protection against RFI. It has a 99.99% oxygen free 20 awg low strand count center conductor for a pristine signal flow. The cable is made in the USA using 4% silver solder with G&H Industries Show Stopper 1/4" plugs. • MFSKU LCBD15 • UPC 705105713878