<!--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. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Running</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Fabric</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>48% merino wool/47% nylon/5% LYCRA spandex</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Sock Height</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Crew</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c='''' <img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170069754&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px''>
<!--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. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Running</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Fabric</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>48% merino wool/47% nylon/5% LYCRA spandex</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Sock Height</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Crew</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c='''' <img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170069754&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px''>