The spiral rib pattern creates an effective look when knit with self-striping yarn or change colours yourself in your own stripe pattern.

Errata:

Increase instructions for Size B and Size F were incorrect. The correct increase instructions for all sizes are:
Size B: Rib 23, m1, Rib 47, m1, Rib 24
Size C: Rib 25, m1, Rib 50, m1, Rib 25
Size D: Rib 13, m1, (Rib 26, m1) 3 times, Rib 13
Size E: Rib 9, m1, (Rib 18, m1) 5 times, Rib 9
Size F: Rib 28, m1, Rib 56, m1, Rib 28
Size G: Rib 30, m1, Rib 59, m1, Rib 29

Pattern file has been updated and forwarded to anyone who has purchased prior to this correction.