You will need
four Size U.S. 2 (2 ¾ mm) double-pointed needles
a cabling needle, or an extra double-pointed needle
skeins of DK yarn, in two different colors. I used SHIBUI’s baby alpaca

Skills and Abbreviations
Knitting in the round
Ribbing
Right leaning and left leaning increase
Decreasing
Backwards loop cast-on

K= Knit, P= Purl, st/s= stitches, K1=Knit one stitch, P1= Purl one stitch, K2TOG=Knit two stitches together, P2TOG=Purl two stitches together, RLI= Right leaning increase, LLI= Left leaning increase, YF= bring yarn to the front, NDL1= first needle in the round, NDL3= third needle in the round