BOREAL Siula mountaineering boots

Specifications: - WEIGHT: 2540 gr - UPPERS: Lightweight double boot consisting of an outer boot and a removable inner boot. - OUTER BOOT: Integral gaiter constructed from 2 materials: inner portion of gaiter in extra abrasion resistant material with waterproof membrane - Outer portion of gaiter in abrasion resistant and highly breathable material with Sympatex membrane - Shell: Waterproof and reinforced one piece Teramida, with Lorica and Neoprene - Highly abrasion resistant Cordura liner with Sympatex membrane and 6 mm EVA insulation - 1.4 mm Neoprene insulating insole, with anti-slip heel lugs for precise inner boot location. - INNER BOOT: Removable inner bootie is slip lasted for improved fit - Exterior of bootie made from Lorica and highly abrasion resistant waterproof Cordura-Sympatex laminate - Interior lined with waterproof breathable Boreal Dry-Line with fully Thermo-sealed seams - Triple Thinsulate layers (no adhesives used) surround the foot, guaranteeing maximum protection with no cold spots - 1.4 mm Neoprene insole for insulation with anti-slip heel lugs for precise inner boot location - 4 piece Neoprene Velcro-elastic closure and special Velcro-elastic heel fit adjustment. - MIDSOLE: Boreal PBG-680 with lateral reinforcements for superior torsion control - Special three layer insulation system consisting of Radoma, triple layer Thinsulate and Neoprene layers. - SOLE: Vibram Teton - Rubber sole with dual density, shock absorbing EVA and PU - TPU heel and toe piece for automatic crampons. - USAGE: Intense to extremely cold conditions - High mountain and altitude climbing - Long winter alpine ascents Technology: - DRY-LINE: The Dry-Line system offers much more than just a waterproof membrane. Besides the waterproof properties of the Dry-Line it is one of the most breathable systems on the market, transporting moisture both horizontally and vertically away from the foot. - TLS: A thermal insulation system with a triple layer of Thinsulate all around the foot combined with different layers consisting of neoprene, completely waterproof 2.8 mm leather, highly abrasion Cordura and 2.5 mm of EVA. - XTP FOOTBED: Specially insulated insole to reduce heat loss. - Inter Outer - Vibram Teton