Tuf-Line XP Line 100 lb x 300 yardsAdvanced multifilament braided line. Aerospace technology has been utilized to produce our TUF Line XP fishing line. Tension Lock Technology TUF Line XP is braided under high tension, creating more compaction of the fibers during the finishing process and a rounder profile than competitive lines. TUF Line XP is more compact, smaller in diameter, packs better on reels, offers better knot performance, casts longer, reduces rod tip wraps, and boasts