This beanie pattern is incredibly versatile. Pattern is written in average sizes, but can be altered easily to fit anyone. The Caitlin Beanie is worked from the bottom up in a round.

Gauge:
5.5 mm hook
CH 11
Row 1: SC in 2nd CH, the SC across (10)
CH 1 and turn
Row 2: HDC in every ST (10)
CH 1 and turn
Row 3: SC in every ST (10)
CH 2 and turn
Row 4: DC in every ST (10)
CH 1 and turn
Rows 5-8: Repeat rows 1-4
3” x 3

Every size should be able to be made with one skein of yarn.