Featured in sock pattern, Left, Right and Center, by Alice Curtis. Yarn kits HERE.

Tough Sock (75/25 superwash Merino/Nylon)
-462 yds/3.5 oz (422 m/100 g)
-4 ply fingering weight
-Knitting gauge 7-8.5 sts/in, US 0-2 (2.0-3.0 mm)*

A strong, smooth, tightly plied yarn, will handle laundering well.

Multicolors HERE.
Semisolids HERE.