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#3 on this list
Bloody Mary -13°F
Valandré
French expedition bag with a chevron baffle layout that keeps down off the cold spots. Cult favorite in the Alps.
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- Specification researched

#4 on this list
Panyam 600
Cumulus
Polish makers building to order with Polish goose down. Fill weight and shell fabric are yours to spec.
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Specs side by side
| Spec | Bloody Mary -13°F | Panyam 600 |
|---|---|---|
| Maker | Valandré | Cumulus |
| Temperature Rating | -13°F (-25°C) | — |
| Insulation Type | 800+ Fill Power Duck Down | — |
| Shell Material | Asahi Kasei Impact 6.6 Nylon | — |
| Baffle Design | Chevron V-tube | — |
| Model | — | Panyam 600 |
| Fill Material | — | Polish Goose Down |
| Customizable | — | Fill Weight & Shell Fabric |
| Origin | — | Poland |
What our reviewers liked and didn't
Bloody Mary -13°F
- Exceptional warmth for its temperature rating
- Superior down distribution eliminates cold spots
- High-quality materials and robust construction
- Good warmth-to-weight ratio for extreme cold
- Proven performance in expedition environments
- Premium price point, significant investment
- Snug fit might feel restrictive for some sleepers
- Limited availability in some markets
Panyam 600
- Exceptional warmth-to-weight ratio with high-loft Polish goose down
- Extensive customization options for fill weight and shell fabric
- Meticulous construction prevents cold spots and ensures even insulation
- Highly packable for its warmth, ideal for minimalist expeditions
- Strong durability with quality materials and craftsmanship
- Build-to-order model means longer lead times for delivery
- Not widely available in brick-and-mortar stores for physical inspection
- Limited additional features, focused purely on insulation performance
Prices change constantly — the figure shown is the last verified catalog price, and the buy buttons always go to the current listing.


