Technical details
Bionnassay 300
Bionnassay 300
Designed for :  glacier trekking and classic mountaineering.
Bionnassay 300
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Solerubber Vibram® Mount outsole with deep lugs. EVA midsole (excellent shock absorption). Specific climbing forefoot area. Front PU insert compatible with semi-automatic and strap crampons.
Upper2.2mm hydrophobic leather upper. Upper height: 17.5cm (size 8). PU ankle cuff. Waterproof and breathable Novadry® membrane. Toe rand. Quick lacing system with self-locking buckle (for a precise fit). Integrated locking system in the heel (efficient when walking downhill).
Liningbreathable 6mm PE foam.

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