The chosen pattern was Cap Karma.
Here's mine:
Lois':
Janet's:
Linda's:
Tammy's:
On top of that, there were even more cable hats:
My Staggering Cables Hat:
Lois':
Janet's Dean Street:
And my Elizabeth Hat:
And here's a swatch that Lois did for a reversible cable scarf:
It might be hard to tell but the right side of the swatch is folded toward the middle, so you can see there really truly are neat cables on both sides. Amazing.