<!--ProdInc[170064625]/Mall:[rei_US]--> Boa Fit system delivers a micro-adjustable precision fit designed to perform in the toughest conditions ExoWrap shell and liner construction works as an ecosystem with the weaved Alpine Boa buckling system to allow for more rounded shell deformation and harmonized foot-wrapping Strategically placed thinner shell walls, Alpine Boa dial, and cables and guides increase contact and the number of tightening points on the forefoot for a more precise fit My ExoWrap 4D Perf liners advance foot wrapping, snug foothold and precise steering thanks to their elastic belt around the forefeet and latex-foam layering Custom Tongue combined with the ExoWrap construction delivers a precise foothold so you can achieve effortless and accurate ski steering on any slopeImported. 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=''''>Downhill Skiing</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Skill Level</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Advanced</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Ski Boot Flex</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Stiff Flex</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class='' <a href=''https://www.rei.com/product/225639/salomon-spro-supra-boa-105-w-gw-ski-boots-womens-20232024'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170064625&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>