Description dyed polyester FDY filament yarn spec.: D Denier Dtex 75D/36F 83DTEX/36F 100D/36F 111DTEX/36F 150D/48F 167DTEX/48F 300D/96F 333DTEX/96F 450D/144F 500DTEX/144F 600D/192F 667DTEX/192F also 20D,25D,30D,120d,135d,200d,240