About the The North Face Inferno -40F/-40C Sleeping Bag
The Inferno -40F/-40C Sleeping Bag is engineered for the most demanding winter expeditions where maximum warmth and protection are essential. Its advanced insulation system delivers exceptional performance in extreme cold while maintaining a design built for serious outdoor travel. Durable recycled materials and specialized construction help provide reliable comfort during harsh alpine conditions. The fitted hood, draft collar, and insulated features work together to minimize heat loss during freezing nights. Designed for extreme environments, it is a trusted choice for mountaineers and explorers who need dependable performance in the toughest conditions.
Features
Extreme Cold Protection - Designed to provide dependable warmth in severe subzero environments
Thermal Retention - Aluminized XReflex treatment helps increase heat retention throughout the bag
Cold Weather Comfort - Draft collar and overlap design help reduce heat loss during sleep
Warm Hood Design - Fitted hood and cinch cord help seal in warmth for added protection
Cold Spot Reduction - Trapezoidal baffles help maintain loft and consistent insulation
Stable Sleeping Pad - Rear shockcords help keep the sleeping pad securely positioned overnight
Enhanced Foot Comfort - Vaulted footbox provides additional space and warmth around the feet
- Product Code
- 93120061700002640
- SKU
Tech Specs
Materials: Main Body - 15D Recycled Nylon w/ Aluminized XReflex Treatment
Materials: Head/Footbox - 15D Recycled Nylon Ripstop w/ Breathable Coating
Materials: Lining - 30D Nylon Taffeta
Insulation: 800 Fill ProDown™ Responsible Down Standard RDS Certified By Control Union CU 843098
Temperature Rating: -40°F / -40°C
Weight: Regular - 3 lbs 9 oz (1620 g)
Weight: Long - 3 lbs 11 oz (1667 g)
Internal Length: Regular - 78 in (198 cm)
Internal Length: Long - 84 in (213 cm)
Technology: Summit Series™, Anti Compression Pads, Fitted Hood, Trapezoidal Baffles, Vaulted Footbox, Waterproof/Breathable NeoVent Air Fabric
Certification: Responsible Down Standard RDS Certified By Control Union CU 843098
