Taken from Vogue Knitting, Fall 2014: "Cozy armwarmers with llarge center cable down the front."
This pattern is from Vogue Knitting, Fall 2014, pg 88 - Cabled Shell.
Size US 6 double point needles, US 7 double point needles (or size needed to obtain gauge), a cable needle, and stitch markers are required but not included.