100% sw extrafine merino, plied, soft. 100g/300m.
Sport weight yarn. Can be machine washed on 30 degrees with wool program, but we do recommend handwash to prolong life of your knits.

My gauge: 24sts (10cm) with 3mm needles,
23sts (10cm) with 3.5mm needles.
For sweater I woud knit with 3mm.
For shawls, 3.5 is fine.