Twist Tie Cord
These ties are strong, convenient and indispensable for bag closures and bundling hard-to-handle items like rods, wires and tubes.Superior to strings and rubber bands; cut to the length you need and twist the ends togetherMade of soft, copper-tinned, annealed iron wire sealed in extruded virgin vinylLength: 457.2 meters (1500 ft.)Should only be used at 121 °C (250 °F) for 20 to 30 minutes