Lang Yarns Yak Tweed knitting yarn is composed of 50% yak wool blended with 50% virgin wool with a flocking of colors. It knits on knitting needles 5 mm for a gauge of 17 st. and 23 rows.
A 50g (1.75 oz) ball contains about 105 m (114 yd) so for quantities plan:
500g = 10 balls for men size M
400g = 8 balls for women size M
300g = 6 balls for children 10 yrs
Machine washable at 30°C (86°F) with detergent for delicate textiles without softener.