DOUBLE BRAIDED NYLON - Tough, synthetic fibre, with great wet strength retention. Very flexible with high reistance to abrasion. Excellent energy absorption resistant to rot and mildew. 15% less strength when wet, shrinks when wet. Ideal for anchor, dock and fender lines where stretch is required. 1/2" (12mm) - Sold by the Ft. Tensile - 8,400 lbs.