Pattern Source: nona's Sidewinders: A PerpenSOCKular Pattern. Modified for an anklet by subtracting 30 stitches from the leg portion. In addition I added 4 extra stitches between the heel increases/decreases, and 2 extra stitches between the toe increases/decreases.
Yarn: Trampoline Stretch (had to scroll back through the blog archives to find since I've lost the ball bands), needles size 2