Upper:
- Tall height, nylon and leather upper with locking snow collar
- Built-in waterproof gaiter with Velcro enclosure to protect from the elements
- Lace up removable inner boot system for improved fit and secure comfort
Base:
- Arctic™ Rubber shell to provide lightweight flexibility, cold-resistance and resilience
- EVA midsole for light-weight insulation and cushioning
- Polar Rubber® outsole for maximized grip and longevity of boot at cold temperatures
- Reinforced steel 3-pin toe for cross country ski compatibility
- Double aluminum insole returns heat and reflects cold for temperature regulation
Insulation:
Removable Active-Fit multi-layer inner boot system featuring:
- Thermawick™ comfortable, hi-wick next-to-foot lining material for greater breathability and improved thermal regulation
- Form-fitting B-Tek™ Foam lining for comfort
- B-Tek™ Lite proprietary aero-insulation blend that allows the inner boot to achieve greater thermal regulation while using less material
- B-Tek™ Heat lightweight, 4-channel hollow-fibre insulation for high-loft breathability in a broad range of temperatures
- PolyNylon™ blend used as an outer layer for lightweight and breathable liner durability
- DiamondNet™ insulation for wind-resistant protection with a lightweight feel

