52 Nm/2 , Wool / Acrylic Blended Yarns . 1),Composition: 70% Australian merino wool ; 30% Acrylic . 2), Options: 　　a) , Ratio : Wool/acrylic=90/10 ; 80/20 ; 70/30 ; 60/40 ; 50/50 ; 40/60 ; 30/70 . 　　b) , In ha