http://www.rei.com/online/store/Sear...lSkinz&x=0&y=0
Denise beat me to it - but I found them at REI. I originally got them to keep my feet dry on the Harley but have since discovered how wonderful they are at keeping my feet warm on the non-motorized bike!
Life should NOT be a journey to the grave with the intention of arriving safely in an attractive and well preserved body, but rather to skid in sideways, champagne in one hand, strawberries in the other, body thoroughly used up, totally worn out and screaming: "Yeah Baby! What a Ride!"