About Polyester Webbing: 1.Material: 100% high tenacity industrial polyester yarn 2. WLL: 1T 2T 3T 4T 5T 6T 8T 10T 12T 3. Purple Green Yellow Grey Red Blue Orange 4. Light, soft, durable, non- conductive, corrosion resistant and of high safety coefficient 5. Conform to European Standard EN 1492-1: 2000 and Chinese Standard GB/ T8521-1997 6. The elongation of sling is not more than 7% 7. The working temperature ranges from -40?C- 100?C