1) The polyester spun yarn is made of recycled 2) grey series 1 specification ... yarn 21s,32s,40s228/299 21s,32s,40s5-7# 21s,32s,40sGeneral black 21s,32s,40s 2 material:ployester3 usage:for knitting ... ,weaving,and hand knitting4 packing:25kg/bag5 payment:TT ,L/C ... ,we can give you a special discount. 100% polyester yarn for knitting