Lang Yarns Baby Cotton Color multicolored knitting yarn is composed of 100% organic cotton and knits on knitting needles 2.5 and 3 mm (UK -11) for a gauge of 25 stitches and 34 rows.
In a 50 gram (1.75 oz) ball there are about 180 meters (196 yd) so plan on :
650g = 13 balls for men size M
500g = 10 balls for women size M
300g = 6 balls for children 10 yrs.
Machine wash at 60°C (140°F) with detergent for wool without fabric softener.