This pattern is written for medium size.

US: 8-9 UK: 5-6 EU: 38-39

Needles
EU: 2,5 mm UK: 13 US: 1

Gauge: 14 stitches for 5 cm / 2 inches
in stockinette/stocking stitch.

Notions: stitch marker, crochet needle,
tapestry needle, DPNs, circular needle

Yarn: 1 skein (3,53 oz/100g) of fingering weight sock yarn. I suggest using a sock yarn which is wool-based and contains 20-35% nylon.