The ultimate warm sock. Although not a quick knit, this makes excellent carry-around knitting for the ardent knitter. The interconnected two-layer fabric is made with a basic double-knitting technique.

More pattern details:
stripe alignment charted
no schematics
sewing required
fall/winter
straight (flat)
3 sizes, adult s, m, l; see data pages
digital PDF has 8 pages (letter size)