<!--ProdInc[300281329]/Mall:[backcountry_US]-->Wear the Asolo Men''s Alta Via BV Mountaineering Boot on the approach, on the wall, or with a pair of crampons on ice. These do-it-all boots were built for mixed climbing at high altitudes, and as a result feature an intuitive design that''s rigid and responsive but still comfortable enough to wear on long approaches. <h3>Details</h3> Gore-Tex Insulated Comfort membrane Perwanger leather upper Heel Locking lateral rubber heel rand Lite 3 anatomic footbed Duo Asoflex Ascent lasting board PU anti-shock insert Pebax frame Vibram Vertical rubber sole Automatic crampon compatible Item #ASO000W <h3>Tech Specs</h3> Upper Material : Perwanger leather Waterproofing : GORE-TEX membrane Insulation : GORE-TEX Insulated Comfort Removable Liner : no Closure : lace Last : Duo Asoflex Ascent Footbed : Lite 3 Midsole : PU insert Sole : Vibram Vertical Style : single boot Crampon Compatibility : automatic Claimed Weight : [single, size 8.5] 2lb 2oz Manufacturer Warranty : 2 years Activity : mountaineering