Oh this is pretty. Beautiful brown, silk ribbon and elastic for under the chin.
Everything looks great but three things to note:
1. I don't know if that ribbon should be as long as it is at the back. Maybe though?
2. The elastic is pretty stretched out too
3. Small knicks out of the straw
Size 7 1/8 (59 cm) (23")
8 cm round edge brim
The crown rises roughly 9 cm (3½ inches)