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Advice : Use the foot sizer from SIDAS to help you find the right size
The
Dedicated to Mountaineering and Fleeces expeditions, this model has been designed to accompany you in the most extreme conditions. It Belayer insulates your feet down to -35°, thanks to its sole, waterproof zips and waterproof gaiters.
The boots are fully lined, insulated with Aluminium and feature a removable inner liner that can be stored in your tent for the night. The Adjustment system
The

- Flex index: B3
- Drop: 10millimeters
- Insulation (EN ISO 20334): -35°C
- Lacing
- Fully compatible with B3 crampons
- High collar
- Stretch gaiters with waterproof zip
- Removable liner
- Interior elasticated mesh construction
- Easy resealing
- Waterproof construction
- Inner lining with insulating aluminium foil
- Raised rubber edges
Materials:
- Upper: Synthetic
- Waterproof Membrane : Polyurethane
- Lining:
- Outsole:
- Sole :
| This system allows for easy, quick and ultra-precise customised boot adjustment. Easy one-handed operation for fast opening and closing. | |
| Carbon insole with patented Double Insulation, which on the one hand ensures minimum weight and maximum rigidity, and on the other offers outstanding insulation. |