Smartwool - Intraknit Active Base Layer Long Sleeve. Color Black. Low Stock. On sale for $80.30. MSRP $110.00.. 4.5 out of 5 starsAdd to favorites. 0 people have favorited thisLow StockBrand NameSmartwoolProduct NameIntraknit Active Base Layer Long SleeveGenderWomen'sColorBlackPrice$80.30MSRP: $110.00