The Conundrum 0 850 sits in Enlightened Equipment's hybrid quilt/bag line, built with a sewn-closed footbox and a 3/4-length side zipper so it can be sealed up like a bag rather than left open as a flat quilt. It uses 850 fill-power grey duck down — RDS certified — totalling 604 g of fill within an 857 g overall weight, rated to 0°F (-18°C) for cold but not extreme conditions, one step milder than EE's -10°F Conundrum variants.
Continuous vertical baffles keep the down evenly distributed rather than shifting into cold spots, while a draft collar and draft tube seal the zipper line and shoulder opening — the areas most prone to heat loss on any quilt with a zip. This is the price EE pays for bag-like coverage: fully closed quilts need more sealing than an open top quilt.
As with other Conundrum listings, this one is cut short, rated to a 167 cm maximum user height, so fit should be checked before buying. A stuff sack and storage sack are included, and the shell carries a DWR finish.
Specifications
Comfort Temperature
-12 °C
Limit Temperature
-18 °C
Temperature Rating Standard
Manufacturer rated
Season Rating
4-season (winter)
Total Weight
857 g (1.89 lb)
Fill Weight
604 g (1.33 lb)
Internal Length
183 cm (6.0 ft)
Insulation Type
Duck down
Fill Power
850
Shape
Quilt
Baffle Construction
Continuous baffle
Baffle Orientation
Vertical
Zipper Side
None (quilt)
Zipper Length
3/4 length
Shell Fabric
10D nylon ripstop
Water Resistance
DWR treated
Draft Collar
✓
Draft Tube
✓
Hood Type
None
Foot Box Shape
Trapezoidal
Stuff Sack Included
✓
Storage Sack Included
✓
Sleeping Pad Attachment
✓
Size Category
Short
Maximum User Height
167 cm (5.5 ft)
Gender-Specific Fit
Unisex
RDS Certified Down
✓
PFC/PFAS Free
✓
Country of Manufacture
USA
Warmth-to-Weight Ratio f(x)
21 °C/kg
Fill Efficiency f(x)
2.98 °C/100g
Weight per Degree f(x)
47.6 g/°C
Bag Type
Quilt (top quilt)
Where to buy
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Category context Quilts (164 products)
Weight
Expedition weight· mainstream zone 496–703 g· ranked 156 of 164