<!--ProdInc[170069754]/Mall:[rei_US]--> Merino wool dries quickly and moves excess heat and moisture away from the feet Performance fit with stay-put ribbing means no slipping, no bunching and no blisters 8.5 in. average height from heel to cuff with a rise of about 6 in. above running sneakers Ultralightweight yarns create a low profile with minimal bulk and zero itch for second-skin comfort Flex windows use less material where your feet need more mobility so there''s no interference with your stride Arch support alleviates foot fatigue and bunching for long-distance comfort Soft terry loops under the feet for lasting rebound while trail running Guaranteed for life by Darn Tough; see manufacturer''s website for detailsMade in USA.
<!--ProdInc[170069754]/Mall:[rei_US]--> Merino wool dries quickly and moves excess heat and moisture away from the feet Performance fit with stay-put ribbing means no slipping, no bunching and no blisters 8.5 in. average height from heel to cuff with a rise of about 6 in. above running sneakers Ultralightweight yarns create a low profile with minimal bulk and zero itch for second-skin comfort Flex windows use less material where your feet need more mobility so there''s no interference with your stride Arch support alleviates foot fatigue and bunching for long-distance comfort Soft terry loops under the feet for lasting rebound while trail running Guaranteed for life by Darn Tough; see manufacturer''s website for detailsMade in USA.