... % high tenacity polyester 2. Single ply or double ply3.With reinforced lifting eyes 4. Safety factor available: 5:1, 6:1, 7 ... and label webbing sling 1000kgs -12000kgs EN1492-1CE , TUV GSMaterial: Polyester Safety Factor: 7:1 Standard:ISO4878, EN1492-1 ,ASME B30 ... uneadable.8.Avoid acid, alkali and sunlight.9.Do not tie knots in sling webbing as strength is greatly reduced.10 ...