This hat is a typical top-down affair worked in the round, except that it is joined and turned between rounds. This allows for seamless color changes in the stripes.
Materials List:
144 yd 4/worsted weight yarn in MC
144 yd 4/worsted weight yarn in CC
Size J-10 (6.0 mm) crochet hook
Finished Size:
Fits average man’s head (22” circumference)
Gauge:
7 rnds = 4" across.
http://crochetkitten.blogspot.com/2008/01/animators-hat.html [1]