Pattern also has a variation for fingering weight yarn - choice of the participent.
Fingering Weight Materials:
The Unique Sheep Leili Fingering Weight
Set of 5 US #1 (2.25mm) needles (or size to obtain guage)
Guage: 6 sts/inch in stockinette stitch
Two Sizes: Small-medium women’s size 6-7 or Medium-large women’s size 7.5-8.5