This is round professional grade trimmer line. It replaces OEM part numbers 315095053, 99969-2793, 9505 and aftermarket part numbers 380-642, 10246, 11055, 1337, 21-595, 23-595, 380-187, 4440955, 56801, 67017, 7-04553, B115095, TL-0955XWS and TL5095. Specifications: 5 LB Package, Diameter: .095, Approximate Length: 1410, Shape: Round, Color: Orange