Quote Originally Posted by MightyMitre
knees are very handy, esp on those days with a chilly early start.
The advice I've seen is to keep your knees covered in temperatures below 60 degrees Fahrenheit / 15.5 degrees Celcius. So my knee warmers see more use than you would think!

I just checked the TE site, and I didn't see the Pearl Izumi knee warmers - I got mine at my LBS.