Smartwool - Intraknit Active Base Layer Bottoms. Color Black/Charcoal. Low Stock. $110.00. 4.2 out of 5 stars4 left in stock+2Brand NameSmartwoolProduct NameIntraknit Active Base Layer BottomsColorBlack/CharcoalPrice$110.00Rating4Rated 4 stars out of 5(18)