Dad’s head measurements 22.5”

Originally followed the pattern stitch count but found that 20” hat is too loose…(also yarn has some silk to it).

Calculated for 18”:
CO 104sts
Rnd 29: K8, M1 to 117sts
When closing the brim (3needle BO, knit 2sts tog 8 times, then k1 from front needle only
followed rest of pattern

Used chiaogoo 14” cable for ribbing/body but for crown decreases switch to 30” for magic loop

9” width brim
about 8.75” before decrease
total length 11.25”