... ----4.0mm Color : Any color is available. Shape : Round, Square, Star, Trigon, Hexagon BOLONG–- A Leading Monofilament Expert Nylon Trimmer LineDiameter ... .0mm----4.0mmColor : Any color is available.Shape : Round, Square, Star, Trigon, Hexagon and HeptagonQuality : Commercial Grade , Professional GradePacking Specifications:A ... : 36cm X 36cm X 25cm 3mm commercial grade trimmer line of nylon