The Fire Escape socks are fun easy socks, knit top down with a simple lace pattern.
There are three sizes based in foot circumference:

Sizes:
1 - 8 inches / 20.25 cm width
2 - 9 inches / 22.75 cm width
3 - 10 inches / 25.5 cm width

Worked on 2.25 mm or US1 needles, with Knit Picks Palette