Thank you for translating the design into Italian for supporting me at a difficult moment LaMicky (https://www.ravelry.com/people/LaMicky)

SIZE
One size

FINISHED MEASUREMENTS
Circumference: 211/4” / 54 cm (slightly stretched)
Height: 22 cm
Brim height: 7 cm
Note: Stitch pattern is very stretchy. Size is intended to fit over head 19-23”

YARN
Any worsted weight wool yarn
Option 1
Yarn of two NON-contrasting colors
Yarn A – main color
Yarn B – contrasting color
Requirement yarn (approximately): 164 yards / 150 m or 40 g of yarn of each color
Option 2
Marled yarn
Hat is worked with one yarn, i.e. just ignore the indication in the pattern for yarn A and B.
Requirement yarn (approximately): 330 yards / 300 m or 80 g of yarn