Non-Conductive Nylon Coated Fibreglass. 3/16in wire diameter 50ft length of nylon coated fibreglass coiled tape Housed in an impact-resistant case Improved handle design Durable oversized non-slip handle giving a secured grip even with a gloved hand Non-conductive properties allow working near energised installations Outer coating reduces friction and jamming, and will not abrade existing wiring or plastic conduit