Tuf-Line HeviCore 100-Yard Braided Fishing Line Incorporates a weighted PTFE (polytetrafluoroethylene) core Incorporates a weighted PTFE (polytetrafluoroethylene) core Incorporates a weighted PTFE (polytetrafluoroethylene) core Incorporates a weighted PTFE (polytetrafluoroethylene) core Incorporates a weighted PTFE (polytetrafluoroethylene) core