A simple and quick pattern in one easy to read page.
Cable needles may be required. (I worked without cable needles.)

The cabled hat is very stretchy and great for all sizes, but I did add a note that you might want to add a couple extra rounds of ribbing at the start (not too many, this is super bulky and big stitches) if knitting for a large head.

Gauge unstretched - 2 sts per inch