Meta-aramid/Viscose FR Yarn 1. permanent flame retardant, resistant to high temperature. 2.white 3.Ne5s-Ne60s Meta-aramid/Lenzing Viscose FR Yarn Descriptions ... :1) Composition: meta-aramid, Viscose FR2) Counts: Ne5s, Ne10s, Ne18s, Ne20s, Ne24s ... certificate, OEKO-TEX STANDARD 100 II etc. Meta-aramid/Lenzing Viscose Yarn