6-fädige Sockenwolle (150 g = 390 m Lauflänge)
Nd. 2,5 mm (wenn locker gestrickt wird, sonst 2,75 mm, dann jedoch Maschen aus den Rippen entfernen)

Sport / 5-ply Sockyarn (150 grams = 390 meters)
Needle 2,5 mm (when loosely knit, or 2.75 mm if knit tightly)
for German size 39.
The length of the foot is adjustable. To change sizes, knit with smaller or larger needle or reduced cables.