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