Smartwool - Intraknit Active Base Layer Bottoms. Color Black/Charcoal. Low Stock. On sale for $82.50. MSRP $110.00.. 4.2 out of 5 stars6 left in stockBrand NameSmartwoolProduct NameIntraknit Active Base Layer BottomsColorBlack/CharcoalPrice$82.50MSRP: $110.00Rating4Rated 4 stars out of 5(17)