3 mm (sport/DK). Sizes S - XXL.
Pattern was designed using 100% organic cotton. A sample of 10x10 cm knitted with 3 mm needles will yield 26 stitches and 32 rows. One 50 g skein of this yarn measures 145 meters.
Original pattern used 6 skeins for a M size.
This pattern is free with registration at Bergère de France website.