These lightweight 100% silk long johns are the ideal base layer! One of nature’s most efficient insulators silk is ultra light and layerable. It’s also breathable – wicking perspiration away from your skin so you won’t overheat once you step indoors. In short the perfect choice for thermal underwear.

Lands’ End Women’s Silk Interlock Thermal Pants Base Layer Long Underwear Leggings Size: Regular XS Blue
$48.60