The Piecework Socks by Lindsey Fowler - get the pattern here.
This kit was dyed up in interesting, eclectic colors to mimic the colors Lindsey used.
This is Frankfurt Fingering 75% Superwash Merino Wool / 25% Nylon / 100g / 463 yards / 423 meters / 4 ply
One 50g white MC skein + ten 10g minis. This is a good amount of yarn so you could knit taller socks if you want! 150g total.