Smartwool - Merino 250 Base Layer Crew. Color Twilight Blue Mountain Scape. Low Stock. On sale for $86.25. MSRP $115.00.. 4.7 out of 5 stars3 left in stock+9Brand NameSmartwoolProduct NameMerino 250 Base Layer CrewColorTwilight Blue Mountain ScapePrice$86.25MSRP: $115.00Rating5Rated 5 stars out of 5(507)