Boreal Siula

Product Description

The Boreal Men's Siula is a lightweight double boot consisting of an outer boot & a removable inner boot. The Boreal Siula is suitable for intense to extremely cold conditions, high mountain & altitude climbing & long winter alpine ascents. The outer boot has an integral gaiter constructed from two materials. The inner portion of gaiter in extra abrasion resistant material with waterproof membrane. The outer portion of gaiter in abrasion resistant & highly breathable material with Sympatex membrane. The shell is waterproof & reinforced one piece Teramida, with Lorica & Neoprene. Highly abrasion resistant Cordura liner with Sympatex membrane & 6mm EVA insulation. 1.4 mm Neoprene insulating insole, with anti-slip heel lugs for precise inner boot location. The inner boot has a removable inner bootie which is slip lasted for enhanced fit. The exterior of the bootie is made from Lorica & highly abrasion resistant waterproof Cordura-Sympatex laminate. The interior is 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 forinsulation with anti-slip heel lugs for precise inner boot location. 4 piece Neoprene Velcro-elastic closure andspecial 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 & Neoprene layers. Sole: Vibram Teton. Rubber sole with dual density, shock absorbing EVA & PU. TPU heel & toe piece for automatic crampons.