... ctn 4)for socks,underwear,lace,warp,weaving,sewing,knitting nylon 6 fdy Item Nylon fully drawn yarn(FDY) Specification 70D/24F ... Material 100% nylon Luster Bright/Semi-dull/Fully dull Twist S twist / ... for hosiery, stocking,socks, seamless underwear, knitting, weaving, warping, sewing,weft,lace,swimwear,soprts suits and jacquard weave. SuperiorityHigh strength ...