Name: 90% Goose Down Mummy Sleeping Bag – Thickened Winter Camping Bag (ULG400/700/1000)
Brand: Trekker Essentials
SKU: 14:200004890#Gray ULG700;200007763:201336100
Price: 139.0 USD
Availability: InStock

$887.16 $139.00

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When the temperature drops and the trail gets serious, the 90% Goose Down Mummy Sleeping Bag is the cold-weather companion you can count on. Engineered for winter camping and high-altitude adventures, this premium mummy bag is filled with 90% white goose down — one of nature’s most efficient insulators — available in three fill weights to match your exact conditions.

The 20D nylon shell keeps weight to a minimum while the mummy cut locks in body heat from head to toe. Whether you’re bivouacking in sub-zero conditions or setting up a winter base camp, this bag delivers the warmth-to-weight ratio serious adventurers demand.

Specifications

Specification	Detail
Style	Mummy
Filling	90% White Goose Down
Shell Fabric	20D Nylon
Lining	20D Nylon
Temperature Rating	0°C to -10°C
Season	Winter / Cold Weather
Unfolded Size	210 × 80 cm
Suitable Height	Up to 1.8 m
Splicing	Yes – can be paired with another bag
Applicable Users	Adults
Available Colors	Blue, Gray
Fill Weight Options	ULG400 (400g) / ULG700 (700g) / ULG1000 (1000g)
Total Weight	ULG400: 880g \| ULG700: 1,200g \| ULG1000: 1,535g

Why Choose This Down Sleeping Bag?

Premium 90% Goose Down Fill: Superior warmth-to-weight ratio compared to synthetic alternatives — stays lofty and insulating even in damp conditions.
Three Fill Weights: ULG400 for mild cold, ULG700 for serious winter use, ULG1000 for extreme cold-weather expeditions — choose what your adventure demands.
Mummy Cut for Maximum Heat Retention: Contoured hood and tapered footbox eliminate cold spots and reduce dead air space.
Ultralight 20D Nylon Shell: Durable yet featherlight, keeping your pack weight low without sacrificing protection.
Splicing Compatible: Zip two bags together for a double sleeping bag configuration — ideal for couples or extra warmth on the coldest nights.

Ideal For

Winter camping and snow camping
High-altitude trekking and mountaineering
Cold-weather backpacking expeditions
Base camp setups in sub-zero conditions
Adventurers who prioritize warmth-to-weight performance

In the Box

1 × Goose Down Mummy Sleeping Bag (choice of ULG400 / ULG700 / ULG1000)
1 × Compression storage bag

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