... 30D-500D, same as rayon filament yarn, like silk yarn, with high tenacity,Low shrinkage, ... normal tempreture dye VPR is a kind of improved rayon yarn, the highest tenacity can arrive 5.2G/D, ... High speed embroidery machine (guaranteed 1500r/m), Sewing thread; High-grade Silk fabrics.Thanks very much for you care our products ... freely, a great cooperation is waiting for you! VPR filament yarn