... shoe leather SEWING polyester thread raw and color 210D/3,420D/3,630D/3, 1kg/cone,20KG/CTN polyester threadThe SHOE high ... pass by again smooth with the the anti-static electricity handle ,drying,roll around to lead long to stretch,heat ... rate D DTEX FIL % % 210/3 3.5 13.0 5.5 420/3 7 15.0 5.0210/6 7 ... Test condition:177°C,1min,0.05g/DAll above indexes for your reference, If you want to have more detailed ...