This is what's left of the Kroy FX after finishing my socks:
It's one of the reasons that I prefer to knit my socks from the toe up. The length of the sock cuff is not as critical as the length of the foot. And who wants to rip out a turned heel in order to garner a little more yarn to make it to the toe?!
See, there they are...two of them....finished!
And here's the shaping of the sole.
Project details are here. (Ravelry link)