La SportivaLa Sportiva - Karakorum

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Please click for the La Sportiva Size Conversion. ; Take in all of Mother Nature's breath taking beauty in a pair of these Karakorum mountaineering and backpacking boots from La Sportiva. ; Ideal boots for NOLS and Outward Bound courses. ; Features 2.8mm Idro-Perwanger leather uppers withstand years of abuse. ; Vibram rubber rand. ; Padded Cordura cuff. ; Dry-Best lining. ; 8mm high-density nylon with anti-torsion plate. ; SBR Aircushion midsole. ; Makalu board construction. ; Multidirectional 3D Flex hinge promotes easy flex and faster break-in period. ; Aggressive Vibram Couloir sole with semiautomatic crampon attachment for alpine climbing. Measurements: ; Weight: 2 lbs 3 oz ; Product measurements were taken using size 43 (US Men's 10), width D - Medium. Please note that measurements may vary by size. ; Weight of footwear is based on single item, not the pair.