50 feet 16 AWG Bulk Speaker Wire... 16 gauge with 99.9% pure copper conductors; flexible for easy installation. Whether installing your first home theater or just adding additional speakers, our speaker wire will deliver quality audio every time. Featuring easy-to-connect 99.9% pure copper conductors, this flexible speaker wire is easy to handle and install. A clear flexible PVC jacket surrounds two parallel conductors, one bare copper and one tinned copper conductor for easy identification of polarity.