The RIT 900 is a 6.8 mm all-aramid, hollow braid cord that will not melt. It decomposes at 900°F. It knots readily and is easily stuffed into a pocket or small bag. It’s purpose is as a tag line to allow fire-fighters hands-free operation in extreme heat or rapidly deteriorating visibility conditions while maintaining physical contact with the outside team. (NOT NFPA LABELED). Made in the U.S.A.