6mm Technora Searchline w/ Technora Core. 527600. $0.90 per ft. This is absolutely the finest searchline avaialble anywhere. The sheath strands are Technora aramid for high heat resistance [decomposition temp 934 degrees f.]. A reflective stripe and two high vis polyester sheath strands. The core is 100% Technora aramid for an outrageously high tensile strengh of 3500 lbf. This Searchline is not for use as a bail out line. It DOES NOT meet NFPA 1983/ 2006 edition for Personal Escape rope. By the foot or on continuous lenghts up to 600 feet.