Smartwool Kids - Classic Thermal Merino Base Layer Bottoms (Toddler/Little Kid/Big Kid). Color Winter Sky Heather. Low Stock. $65.00. 4.6 out of 5 starsAdd to favorites. 0 people have favorited thisLow Stock+4Brand NameSmartwool KidsProduct NameClassic Thermal Merino Base Layer Bottoms (Toddler/Little Kid/Big Kid)ColorWinter Sky HeatherPrice$65.00Rating5Rated 5 stars out of 5(28)