Braided of clean, high-tensile-strength polyester, this polyester cord resists alkalies, acids, and moisture. The ends may be fused to prevent fraying. This polyester rope works well for drawstrings and in hems of synthetic tarpaulins. It's popular for boating and awning line. 5/32-inch Solid Braided Polyester Cord #5 comes in a 1000-foot roll.