Alessia's hat by Erica Durigon

Alessia's hat

no longer available from 1 source show
Knitting
Fingering (14 wpi) ?
US 7 - 4.5 mm
US 9 - 5.5 mm
US 10½ - 6.5 mm
56 cm
English
Discontinued. This digital pattern is no longer available online.

I do not have a gauge for this pattern since I immediately started casting on an hypothetical number of stitches.
You can vary the circumference and size choosing thinner or bigger yarn and adapting the needles.
You can also decide to increse or decrese the number of stitches in order to increse or decrese the pattern-folds.