Using the pattern you can knit two version of the hat : 1. Fingering merino - for a little Frost , or 2. Fingering merino and mohair ( yarn held together ) - for a bigger Frost .

Sizes: XS - for children - fits head circumference 19.7’’-20.5’’ ( 50-52 cm )
S - fits head circumference 20.5’’-21.3’’ (52-54 cm)
M - for adults - fits head circumference 21.3-22 ‘’ ( 54-56 cm)

Gauge : for only fingering - 30 sts. and 38 rows over 4 ‘’
for merino and mohair (uses yarns held together) - 28 sts. and 34 rows over 4 ‘’

You can choose if you want to use beads or not .
This pattern . You can make several version of hats using this pattern.