polyester ,pp sewing thread 0.4--5mm10s/3,20s/3,20s/6,20s/9 ,20s/3*3 .. 250g--3KG binded thraed 210D/3,300D/3,420D/3,630D/3 polyester pp sewing bag thread pp split sewing bag thread 0.3mm---8mm 100% polyester thread:7s/10,7s/15,10s/3,10s/5,20s/3,20s/6,20s/9 ,20s/10*3,10s/10*3and so on, 65%polyester+35%cotton high tenacity polyester nylon thread ,binded thread,when it has be cut ,it can not be ...