This workhorse of a boot combines the weight and fit of an Intuition liner with the incredible comfort and performance of the Koflach Y-Technology shell. Upper: Selected Polymers Sole: Vibram® Dalaugiri Lining: Intuition Mountain K Weight: 1077g; 2lbs 6oz (1/2 pair size 8 UK) Y-Technology combines rigid plastic for support and secure crampon attachment with supple plastic for ease of lacing and natural walking comfort Varo cuff articulation allows natural lateral and fore-aft flex Vibram® Dalaugiri sole is optimal for the high alpine blending climbing 'zones', push and brake 'zones', with stability 'zones' for true all-mountain function Steel roller lacing provides unequaled tightening without the exertion Rubber randing absorbs impact and improves climb-ability Color: Black