Lang Yarns Golf knitting yarn is a combed Egyptian cotton yarn that knits on knitting needles 3-4 mm (US 3-5 / UK 10-8) for a gauge of 25 stitches and 30 rows.
In a 50 gram (1.75 oz) ball there are about 125 meters (136 yd) so for quantities to knit plan:
700 g = 14 balls for men size M
600 g = 12 balls for women size M
400 g = 8 balls for children size 10 yrs.
Machine wash at 40°C (104°F) with detergent for wool without softener.