. Smartwool - Classic Hike Zero Cushion Liner Crew 3-Pack. Color Natural. Low Stock. On sale for $40.50. MSRP $48.00.. 3.5 out of 5 starsOnly on Zappos9 left in stock+2Brand NameSmartwoolProduct NameClassic Hike Zero Cushion Liner Crew 3-PackColorNaturalPrice$40.50MSRP: $48.00Rating4Rated 4 stars out of 5(4)