14°F ~ 46°F SGS Certified Temperature: Thermal resistance test were conducted by SGS with professional report temperature range 14°F ~ 46°F
Heavy Duty: Features high-quality tough water-resistant canvas shell, hollow synthetic insulation, and high tech Graphene polyester pongee interior, built for tough environmental condition and extra comfort, effectively locking warmth and resisting cold
Quality Accessories: Double-headed and double-opening YKK Zipper design, smooth and durable, supports two-way ventilation adjustment
Compact Backpacking: Comes with a cotton canvas compression bag, reducing to 16.5x13x5.9 inches (only 5.3lbs), easily fits into backpack side pockets. Solid drawstring reinforces to prevent falling off
Ergonomic Design: Unfolded size 86.6x31.5 inches, adopts ergonomic tunnel-shaped tailoring to reduce air convection, improving warmth retention efficiency by 30%