Aramid Yarn 1.Ne5s to Ne60s 2.pernament fire resistant 3.50%meta-aramid,50%viscose fr Aramid YarnDescriptions:1) Composition:50%meta ... , Ne20s, Ne24s, Ne30s, Ne36s, Ne40s, Ne50s, Ne60s, etc. (single yarn and ply yarn)3) Color: ecru4) It has outstanding flame retardant property ... : flame retardant certificate, OEKO-TEX STANDARD 100 II etc. Aramid Yarn for Protective Clothing