Direction... or rather... read this and then swing it to fit your own head.

So, I used yarn sts 20-22 and needles 4½.
Since my head is pretty huge, I started with 95 sts on circular needles.
Knit around with black and purl the next 4 with same yarn.
Switch yarn, knit 6 rounds with light/brown yarn.
Knit around with black and purl the next 4 with same yarn.
Switch yarn, knit 6 rounds with light/brown yarn.
Knit this way until 6th black stripe.
Decrease on every 7th stitch on first and last round on next light stripe.
Knit next black stripe.
Decrease on every 5th stitch on first and last round on next light stripe.
Knit next black stripe
Decrease on every 3th stitch on first and last round on next light stripe.
Decrease on every 2nd stitch with black yarn until end.