You can also find it from ETSY at https://www.etsy.com/shop/blhandmade/
This is a PDF downloadable sewing pattern and is suitable for beginner sewer.
You can also find it from ETSY at www.blhandmade.etsy.com
This pattern include 3 sizes. It has detail step-by-step instructions with pictures on how to sew this hat.
3 sizes measurements are: -
Adult size: Head circumference 24" (61cm)
Youth size: Head circumference 22.5" (57cm)
Kids size: Head circumference 21" (53cm)
The measurement is at the same level on your eyebrow.
Hope you have fun and enjoy sewing this hat!