The Oculus Bucket Hat is a lovely Granny Square style bucket hat with a tapered crown. There are 3 sizes to choose from…
S/XS, Med,L/XL intended for head sizes 19-24”
Recommend 24/7 Cotton in Worsted Weight by Lion Brand with a 4mm hook, but the pattern was worked up by testers in a multitude of different yarns all with beautiful results.
You may have to play with hook size to meet gauge from a 3-4.5mm depending on yarn and tension.
Some sewing involved.