Tychus by Brooke T. Higgins

Tychus

Knitting
January 2005
Aran (8 wpi) ?
15 stitches and 28 rows = 4 inches
in garter stitch
US 9 - 5.5 mm
300 yards (274 m)
24" circumference
English
This pattern is available for free.

Description from Knitty.com:

These hats were made using leftover balls of acrylic yarn in my stash. Any worsted weight acrylic yarn will work great. If you're using leftovers for a two-color hat, you will need approximately 150 yds/135m (single strand) of each color.