It is also known as Polyester Filament Yarn (PFY) or Spin Draw Yarn (SDY), We offer in Virgin and off grade yarns AA, A , B , C Grade, and recycle with or without , Bi-shrinakge (BSY) or HFY, polyester MCX , Flat cross section bright, diamond yarns GRS certified ,Dyed Black,Dyed Yarns , Biodegradable , eco-friendly Yarns. in semi dull, bright, triloble, cationic dyeable. We supply Yarns from main centre of FDY markets India & China, Thailand