Material: 100% Dacron / Polyester Construction: hollow braided Strength - Diameter - Weight: Strength: 50Lb/120Lb/200Lb Diameter: 1mm/1.3mm/2mm Weight per 100Ft: 0.64Oz/1.24Oz/1.86Oz Weight per Meter: 0.60g/1.15g/1.72g Approximately ±2~3% deviation exists in measurement. Packaging: On Spool Recommended safe working strength: 20% of its original strength.