Originally Posted by redgreen

I have Nomex coveralls and a set of boots, both rated to minus 100 celsius. If it's that cold out. you can bet that I'm staying in. They perform great in the minus 50's 60's, and at the -40's you have to leave the legs partially unzipped and the top open a chunk or you wil cook. Totally love the one piece woolies in the longjohn department.