On a really cold day – the kind where you can see your breath the windshield is covered in ice and the frigid air stings your eyes – you need a good base layer to stay warm and comfortable. This winter skip the tired old long johns and reach for this Men's Stretch Thermaskin Long Underwear Pants Base Layer from Lands End.Designed to disappear beneath your clothes this pair of long underwear stands above the rest. The innovative fabric wicks moisture away from your body so you can wear them hiking or even when you re shoveling the driveway without getting hot and sweaty.