Tuf-Line Braided Dacron 600 yds Black. The highest quality Dacron® fibers and most advanced braiding machines in the industry are combined to manufacture this premium line. Its low stretch gives quick response to strikes and increases sensitivity. The spliceable construction and specially formulated wax eliminate knot strength loss, reducing your chances of lost fish. Braided Dacron® lines are available in a variety of lengths and pound tests, all with I.G.F.A approval.