Extra layer for your legs when the temperature dips. Great sleeping wear as well.
Warm, soft, non-itchy Merino wool make these long underwear ideal for traveling in colder climates. Throw them on under your pants and you'll stay comfortable all day by using temperature control technology to keep you warm when outside, and never too hot when inside.
Want a little less warmth? Check out the Merino 150 Base Layer bottom.