This practical crochet cardigan, worked in Double Knitting weight yarn, has an attractive ribbed effect. It would suit our Drops Merino extra fine wool, Soft Tweed, or Muskat Cotton,  It uses 3mm and 4mm hooks . Size: 12" (31cm) - 22" ( 56cm) chest Amounts required for the cardigan   Size 12” 14” 16” 18” 20” 22”   Actual Size 16” 18.5” 20” 22.5” 24” 26.5” Yarn               Merino ex fine , Soft Tweed, or Muskat 50g   3 3 4 4 5 5