Piscifun Braid Fishing Line High Sensitivity Ultra Tough Strong Braided Line (40-LB) The Piscifun Ultra Tough Braid is higher quality and better packaged. The Piscifun Ultra Tough Braid is made with Advanced Microfibers; Ultra-round, smooth and incredibly strong; smoother surface is quieter and casts farther. Ultra-thin strands in a high-density weave, Special coating holds color longer. Maximum knot strength and abrasion resistant. Ultra-sensitive and smooth casting, Outstanding durability and handling.