New triple layer expedition boots consisting of a removable inner bootie, mid/shell boot and an integrated gaiter. The hybrid Lace/Velcro closure is easy to use, even wearing gloves. Generously insulated with Triple Thinsulate, EVA foam and neoprene layers for class leading warmth. Fully compatible with C3 crampons. These are ideal for most 6000-7000m peaks and multi-day winter alpinism.
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Available now in sizes 4.5 - 11.5UK RRP £480 and an XL version up to size 13UK RRP £500
© Boreal, Sep 2012
Boreal Siula with inner boot
© Boreal, Sep 2012
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.
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