This Pro Co PowerPlus 1/4" - Banana Speaker Cable uses Pro Co"s low-capacitance, low-inductance PowerPlus wire. Made of high-purity, stranded copper for a crisp, clean sound. It features Pro Co"s exclusive ArmorFlex outer jacket (black), providing you with a durable, yet highly flexible cable. High quality PowerPlus wire for excellent sound. "Any excuse even abuse" lifetime warranty.Low-capacitance Low-inductance PowerPlus wire ArmorFlex outer jacket Lifetime warranty