Lang Yarns Air knitting yarn from the Wool Addicts Collection is an airy, fluffy yarn with a nylon core. It is composed of 84% merino wool and 16% nylon with an anti-felting treatment. It knits on knitting needles 5-5.5 mm (US 7-6/UK 6-5) for a gauge of 15 m. and 25 rows.
In a 50g (1.75 oz) ball there are about 125 m (136 yd) so plan on:
450 g = 9 balls for men size M
300 g = 6 balls for women size M
200 g = 4 balls for children 10 yrs
Machine wash 30°C (86°F) with detergent for wool without fabric softener.