Smartwool - Intraknit Active Base Layer Bottoms. Color Lead. Low Stock. On sale for $54.83. MSRP $110.00.. 4.2 out of 5 stars1 left in stock+2Brand NameSmartwoolProduct NameIntraknit Active Base Layer BottomsColorLeadPrice$54.83MSRP: $110.00Rating4Rated 4 stars out of 5(18)