Acadius is a seamless semi-slouchy hat knit from the bottom up, with simple cables.

Size
One size - to fit most heads with a 21-23” circumference.

Yarn
Approx 160 yards of any worsted weight yarn.

Needles
US #3 circular needle (16” long) or dpns,
US #7 circular needle (16” long) and dpns, or appropriate size to get gauge.

Other
Stitch marker, tapestry needle for weaving.

Gauge
18 sts and 24 rows = 4” in St st worked in the round with needle US #7.

Further notes and suggestions can be found on my blog