This pattern was designed specifically for double knitting yarn and you will need a 4mm hook.
this pattern contains lots of pictures and instructions so it is a beginner-friendly project.

There are 2 PDF’s in this download. A printer-friendly one with fewer pictures and the picture heavy one which is good for beginners.
The hat is designed to be worn in 2 ways: with the brim rolled or slightly slouchy. There are instructions in the pattern on how to alter the fit and size although the base hat is pretty stretchy, to begin with. My head is 56cm in circumference.

A free version is also available.

This pattern is also available for free on my blog. The downloadable PDF listed for sale contains the full pattern in one printable file without advertisements, and a printer friendly Version

This hat can be made with acrylic or wool or a wool acrylic blend. I have not tried cotton but cotton may not be stretchy enough.

If you have any questions regarding the pattern please feel free to message me.