Install Friendly. A rip cord underneath the jacket provides for easy removal at installation. Easy set up and easy-pulling, space-saving & tangle free packaging. 99.999% OFC Copper, Densely Stranded. Heavy-Gauge Conductors. Easy-to-Handle Round Construction. Low Loss. Extended Frequency Response. Extra-Flexible & Round Jacket. Tested physically & electrically in accordance with NEC standards. Sunlight Resistant & RoHS Compliant.