Hat Circumference: 19.25”
Hat Length: 9”
15 sts = 2” and 48 rows = 4” in Brim Pattern. (Note: For the Brim Pattern, the row gauge is more important than the st gauge. Because of the slipped sts worked every other row, the column of knit sts will appear to be only 24 rows.)
25 sts and 35 rnds = 4” in Body Pattern.
US 3/3.25mm ndls, 16” circular and double-pointed, or size needed to obtain gauge