The O'Neill Hyperfreak Fire 3mm ST boots are designed to shield you from the most extreme conditions. They allow you to perform at your best in cold climates and challenge the harshest elements.
- Split-toe with connector for improved balance.
- Anatomical fit that molds perfectly to the foot.
- Total support from the arch to the forefoot, providing lateral stability and support.
- Reinforced toe cap for extra grip and stability.
- Passive ankle support for a secure fit.
- Strap-free design for added comfort.
- Tapered entry with segmented shin lock bars for a snug fit.
- Pull tab for easy adjustment.
- Interior sole and forefoot: TB4 Firewall for added warmth and flexibility.
- Interior upper and shin: TechnoButter 4X for comfort and insulation.
- Exterior forefoot: Krypto Armor for robust protection.
- Exterior upper and shin: UltraFlex for elasticity and durability.
- Internal seams: Fully sealed with recycled TBX to keep water out.
- External seams: Glued and blindstitched for maximum water resistance.
The size you select in the dropdown menu corresponds to US sizing. You can refer to the size guide to see the equivalent European size.
