I think Jamieson and Smith described so well how important it is to buy the yarn from their retailers

Length: 57 (58) 59 (60) 65 (67) 68 (69) 71 cm (measured at center back without the turtleneck)

24 (24) 24 cm

70 % cotton - 30 % non-mulesed merino wool

Yarn amounts

Isager Tweed Wine Muggar I think Jamieson and SmithISAGER TWEED is a single ply yarn with a blend of wool and mohair. The yarn has a rustic appearance, but the mohair fiber in the yarn helps make it remarkably soft and gives it a shiny luster. If you knit this beautiful yarn together with other Isager yarns like Soft Mohair or Alpaca 1 or 2, it works perfectly to knit with circular needles. However, since the yarn is single ply and therefore spun in only one direction, it can tend to twist if knitted