FDY 50/36, FDY 75/72, FDY 150/96 FDY 50/36, FDY 75/72, FDY 150/96: PTT FILAMENT YARN (SOVIRE MADE WITH BIO-BASED DUPONT SORONA POLYMER)1. REGULAR TYPEFDY50D/36F US$5.07FDY75D/72F US$4.71FDY150D/96-144FUS$4.46DTY50D/36F US$5.20DTY75D/72F US$4.83DTY150D/96-144FUS$4.58DTY300D/144F-288FUS$4.332. FUNCTIONAL TYPEDEODORIZATION, MOISTURE ABSORPTION, RESTRAINED BACTERIA, FAR INFRARED RAY AND NEGATIVE ION ...