Lufkin 1706 1/2-Inch x 100 Hi-Viz Orange Open Reel Linear Fiberglass Tape Lightweight open reel is easy to handle and rewind. Durable 1/2" wide fiberglass tape is waterproof and able to withstand breakage and abrasion under extreme conditions. Non-conductive construction material allows safe use around electrical hazards. Line does not collect dirt in the open case 100' tape length, 1/2" width