







Flex: 120
Last width: 100mm
Weight per pair: 3300g
Thermoformable shell, based on 4 densities of TPU:
- Powerfuse Spyne: The most rigid collar for support and power transmission
- Fastfit Instep: More flexible at the top of the shoe to make it easier to put on
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- Lower power chassis: High rigidity under the boot for immediate support transfer and optimal torsional resistance
Pre-formed liner made of thermoformable Ultralon foam cells. Includes an asymmetrical tongue, pre-moulded ankle and a cuff made of high density foam for maximum strength without overlooking comfort.
Rivet free construction reduces material stress: produces a softer, more progressive flex
The shell and cuff of the boot can be thermoformed to fit a wide variety of foot shapes for a true custom fit.
Compatible with
Interchangeable ISO 9523 insoles designed in a rocker shape to increase grip and comfort when walking in your boots. Sold separately.