Ultralight and thermal, the 4001 GTX has a Gore-Tex® Insulated Comfort Footwear membrane to guarantee the utmost protection against the elements, impermeability and breathability, raising the level of comfort inside the boot.”
Kayland say: “An ultra-technical mountaineering boot, perfect for altitudes of up to 4000 metres, crossing glaciers and climbing on ice, thanks to its full compatibility with automatic crampons, ideal in particularly cold conditions.
|Membrane||Gore-Tex® Insulated Comfort Footwear|
|Lining / Insulation||n/a|
|Insole / Last||Fibreglass + aluminum|
|Midsole||Injected Smart PU + TPU|
|Weight (grams)||860 (size unknown)|
|Actual weight (grams)|