Tanaka 746572 Quiet String Trimmer Line Donut, .130-Inch, 120-Feet Specially designed commercial-grade copolymer trimmer line and reduces noise by up to 50-percent .130-Inch line diameter, 230-Feet of line Designed for professionals 1-pound spool Comes with a 30-day limited warranty Specially designed commercial-grade copolymer trimmer line reduces noise by up to 50-percent .130-Inch line diameter, 230-Feet of line Designed for professionals 1-Pound spool Comes with a 30-day limited warranty