YARN (Any Fingering Weight/4-ply sock yarn is fine here)
Lamb Good Fibers Classic Fingering 75% Superwash Merino, 25% Nylon (Fingering Weight) 463 yds (423 m) / 100 g 463 yds (423 m)/1 skein in Nolita
Or
Knerd String 2-ply Fingering 100% Superwash Merino (Fingering Weight) 400 yds (366 m) / 100 g; 400 yds (366 m)/1 skein in Cherry Garcia
SIZES
Adult S (M, L, XL)
NEEDLES & NOTIONS
US 1 (2.25 mm) 32" or 40" circular needles (for cast-on and Magic Loop); If you prefer not to use Magic Loop after the toe, you will also need US 1 (2.25 mm) needles for your preferred method of small circumference knitting (2 sets for the Afterthought Heel).
Stitch markers, tapestry needle, waste yarn in contrasting color and same yarn weight for Afterthought Heel.
TECHNIQUES USED
Judy's Magic Cast-On
RSC (Right Slipped Cross Cable) & LSC (Left Slipped Cross Cable) for motif
Afterthought Heel OR Shadow Wrap Short Row Heel
Tubular Bind-Off