Lang Yarns Jawoll knitting yarn is a wool yarn that comes from corriedale sheep from Patagonia suitable for socks and sweaters.
It is composed of 75% wool and 25% nylon and knits on knitting needles 2.5-3.5 mm (US 2-4 / UK 11-9) for a gauge of 30 st. and 41 rows.
There are about 210 m (229 yd) in a 50g ball so allow:
550g = 11 balls for men size M
460g = 9 balls for women size M
300g = 6 balls for children 10 yrs
100g = 2 balls for socks
Machine wash at 40°C (104°F) with wool detergent without softener.