There's a different cable on the front and the back, the yarn is wollmeise, what else can I tell you?
I might do these Legolas socks if I can find a fairly light colored sock yarn in the stash (I know I have some, but if it isn't in a ball I might not have the ---what? energy? desire? gumption? wherewithall? to wind it up. I know i have a dark purple but I think some of the details may be lost.