Saltwater fishing captains and professional guides attest to the thin, supple strength of Berkley ProSpec Chrome line. This premium copolymer monofilament is crafted to withstand the abuse dished out by offshore elements, saltwater anglers and the hard-fighting fish they pursue. Its thin diameter offers smooth casting, yet its professional-grade high-impact strength secures excellent knots.Berkley Pro Spec Line Features:Premium copolymer monofilament saltwater lineThin diameter offers smooth castingProfessional-grade high-impact durabilityExcellent knot strength