This sock pattern with double point and circular needle instructions has been written specifically for use with Tassie Knitter's sock yarn. Tassie Knitter's sock yarn is a 115g skein with approximately 430 m in the skein.
If using other yarns then you will only need a 100g ball or skein of yarn.
The pattern uses 2.50mm needles either double point, sock circular needles, two short circulars- 60cm or one long circular - 80cm+ for the Magic Loop method.