Two sizes given: Women’s (Men’s)
Sizing appears to be handled by changing needle size and gauge.
U.S. size 0 (1.5) / 2 (2.5) mm, set of 5 dpn.
Gauge: 34 (31) sts = 4 in / 10 cm

Yarn
CYCA #1 (fingering), two-ply Spelsau from Hoelfeldt-Lund (100% wool, 224 yd / 223 m / 50 g)
OR
Norsk Pelsull from Hillesvåg (CYCA #3 [DK/light worsted], 100% wool, 284 yd / 260 m / 100 g)

Yarn amounts:
Dark Gray (natural color): 100 (100) g
Light Gray (natural color): 100 (100) g