La Sportiva Nepal Cube GTX Mens Mountainnering Boot - Yellow

The Nepal Cube GTX is a warm and technical mountaineering boot designed to provide a lightweight yet robust boot to tackle big peaks, mixed terrain, glacier travel and vertical ice. Offering features like the carbon tech honeycomb insole, an insulated comfort Gore-Tex® membrane and a removable and adjustable tongue, the Nepal Cubes provides a secure and precise fit to optimize your objective.
• Highly insulating Carbon Tech honeycomb insole is lightweight, stiff and low profile 
• Insulated Comfort Gore-Tex® membrane provides waterproof breathability coupled with insulation
• Innovative 3D Flex™ ankle
• Removable and adjustable variable fit tongue
• Ideal terrain: Winter mountaineering, ice climbing, mixed climbing
SIZES: 38 - 48 (half sizes)
WEIGHT: 31.50 oz (894g)
LAST: Nepal
UPPER: 3.2mm silicone impregnated Idro-Perwanger Roughout Leather with high-abrasion resistant fabric / Air-injected rubber rands
LINING: Gore-Tex® Insulated Comfort Footwear
INSOLE: 3mm Carbon Tech honeycomb insulation / 4mm EVA
MIDSOLE: 3 mm Polyurethane graded for crampon attachment
SOLE: Vibram® Matterhorn with Impact Brake System™