Advanced beginner: knitting in the round, broken rib, pattern reading

To fit size 17 1⁄4-19 1⁄4 in head circumference; brim to crown = approx. 9in, excluding pompom.

MATERIALS:
Gedifra Perulana (100% pure wool; 50 m/ 100 g): 100 g in Powder color 00521.
One size 12mm (US 17) circular needle, 50cm/20in long
One set size 12mm (US 17) double-pointed needles