These Boots Are Called Siberian for a Reason. Ready to Help You Stay Toasty, They’re Constructed with 600 Grams of Insulation That Helps Provide Cold-Weather Comfort and Heat Retention. The Ortholite O-Therm Aerogel-Infused Footbed Helps Create a Thermal Barrier Underfoot, Helping to Block Cold and Regulate Temperature. They’re Certified to Temperatures as Low as -40C/-40F and Feature Oil and Slip Resistant All-Weather Tpu Outsoles with Deep Lugs to Help Add Traction for Trekking Through Mud and Snow. There’s a Breathable and Moisture-Wicking Flannel Lining, Non-Metallic Shank to Help with Structural Support, and Cement Construction That Helps Deliver Flexibility and Durability and Flexibility.
- Asymmetrical Composite Safety Toe
- Non-Metallic Puncture Resistant Plate
- 24/7+ Comfort Platform for Springy, Breathable & Lightweight Comfort
- Ortholite O-Therm Aerogel-Infused Footbed That Creates a Thermal Barrier Underfoot Which Blocks Cold & Maintains Footwear Temperature Regulation
- Lightweight Hover Spring™ Foam Midsole Provides Industry Leading Underfoot Comfort, Flexibility, and Durability
- Oil and Slip Resistant All-Weather Tpu Outsole with Deep Lugs for Mud and Snow Traction
- Premium Full-Grain Waterproof Leather with Waterproof Membrane
- 600 Grams of Insulation for Cold-Weather Comfort and Heat Retention
- Certified to -40C/-40F
- Exospine™ Technology to Provide Lasting Structure, Durability, and Improved Heel Fit
- Crampon and Microspike Compatible Tpu Shell
- Breathable and Moisture-Wicking Flannel Lining
- Non-Metallic Shank for Structural Support
- Cement Construction for Flexibility and Durability and Flexibility






















Reviews
There are no reviews yet.