-AmsteelTM Blue synthetic winch line is made from Samson's® 12-Strand AmsteelTM Blue, a twelve-strand single braid that is made from the world's strongest fiber, Dyneema® SK75, which is a product of the Nederland's. AmsteelTM Blue winch line is coated with Polyurethane for color and UV protection. AmsteelTM Blue is commonly used in the marine industry, so AmsteelTM Blue does not mildew and it floats on water. AmsteelTM Blue is also used in recreational activities such as ATV and 4X4 winching applications.