Lang Yarns Merino 200 Bebe Color layette knitting yarn, color 0313, is composed of 100% fine australian merino wool, knits on knitting needles 2.5-3.5 mm (US 2-4 / UK 11-9) for a gauge of 28 st. and 32 rows.
There are about 203 m (222 yds) in a 50g (1.75 oz) ball so plan on:
650g = 13 balls for Men size M
500g = 10 balls for Women size M
200g = 4 balls for Children 10 yrs
Machine washable at 40°C (104°F) with detergent for delicate wash without softener, iron low temperature.