In reply to Guy Hurst:
> (In reply to mostly harmless) The answer to the last bit of your question is "yes" — the 260 weight is very warm. I'd think you wold be very comfy wearing the 150 under just about any windproof trousers, certainly in this country.
I have the 150 and they are toasty warm under my waterproof trousers, even in the frost.