Spectra® Cord - It’s hard to believe this small package provides 100 feet of extremely strong cordage. This ultra high molecular weight polyethylene (UHMW) Spectra® cord is pound-for-pound one of the strongest fibers known, it's even used in ballistic vests. Yet this cord will float on water. It's ultra lightweight, less than an ounce per 100 feet, perfect for camping, lightweight backpacking, boating, etc. 350 lbs breaking strength. Ends can be heat sealed. Color: white with a black polyester tracer (non-reflective). Caution: this cord is so tough that certain knots will cause it to cut itself. Length: 100 ft. Weight: 0.9 oz. Made in USA.