100% polyester sewing thread. 60/2,50/2,40/2, 30/2, 30/3, 20/2 etc. 600 colors for choose, 300yds/pc,12pcs/doz,120doz ... Thread:1) Size: 20s/2, 20s/3,30s/2,32s/1, 40s/2,40s/3, 50s/2, 60s/2, 70s/2 2) QTY/cone:10,000yds, 5,000yds ... :12pcs/doz inner box,120doz/ctn4)Sample avaiable freely! 40S/2 Spun Polyester Colorful Sewing Thread (300yds/cone) 50S/2