trimmer string material: nylon size:1.0-5.0mm package:card head , double blister , spool . color: any BOLONG–- A Leading Monofilament ExpertNylon Trimmer LineNylon Trimmer LineDiameter : 1.0mm----4.0mmColor : Any color is available.Shape : Round, Square, Star, Trigon, Hexagon and HeptagonQuality : Commercial Grade , Professional GradePacking Specifications:A : Blister Donut PackageB : Card Head ...