Conquer the coldest and wettest snowlines with the Snowbird Mummy Down Sleeping Bag, designed for ultimate heat retention and protection against harsh winter conditions. Built with 650FP duck down and advanced insulation technology, this sleeping bag ensures warmth, comfort, and durability for all your winter adventures. Whether you're camping in sub-zero temperatures or trekking through snowy terrains, the Snowbird Mummy Down Sleeping Bag is your reliable companion for staying warm and dry.

Key Features:

Exceptional Warmth: Filled with 650FP high-quality duck down, the sleeping bag offers superior heat retention and prevents clumping, ensuring consistent warmth even in extreme cold.
Windproof Design: Features dual windproof strips and a saddle-shaped neck collar (available in SP700 and SP1000 models) to block cold air and retain body heat.
Comfortable Fit: The 3D foot box provides ample space for your feet, reducing restriction while enhancing warmth and comfort.
Durable & Lightweight: Made with 20D nylon shell and lining (down-proof), this sleeping bag is both lightweight and durable, with a compact storage size for easy portability.
YKK Two-Way Zipper: Equipped with a high-quality YKK zipper for smooth, snag-free operation and flexible ventilation options.

Product Specifications:

Model	SP400	SP700	SP1000
Down Filling	400g (650FP Duck Down)	700g (650FP Duck Down)	1000g (650FP Duck Down)
Dimensions	M: 190×75cm / L: 205×80cm	M: 190×75cm / L: 205×80cm	M: 190×75cm / L: 205×80cm
Packed Size	Ф16×34cm	Ф19×40cm	Ф20×42cm
Weight	M: ~820g / L: ~856g	M: ~1200g / L: ~1321g	M: ~1650g / L: ~1720g
Temperature Rating	Comfort: 3.8°C Limit: -1.4°C Extreme: -17.2°C	Comfort: -7.3°C Limit: -14.5°C Extreme: -35.5°C	Comfort: -10.8°C Limit: -18.6°C Extreme: -41.2°C

Materials & Construction:

Outer Fabric: 20D Nylon (Down-Proof)
Inner Fabric: 20D Nylon (Down-Proof)
Zipper: YKK Anti-Snag Two-Way Zipper
Buckles: Duraflex Hardware
Neck Collar: Saddle-Shaped Design (SP700 & SP1000 only)

The Snowbird Mummy Down Sleeping Bag is engineered for adventurers who demand reliability and performance in extreme conditions. With its advanced insulation, windproof design, and ergonomic features, this sleeping bag ensures you stay warm, comfortable, and ready to tackle the coldest environments.

Winter Sleeping Bags