The lightest and warmest-weather variant in the Flicker UL Quilt Wide line, the 40 model gets by with just 259 g of 950 fill-power goose down and a +4°C lower limit — a summer quilt for warmer nights rather than a margin against frost. At 585 g total weight and a 5-liter packed volume, it's one of the lightest options in the series for hikers tracking every gram.
The Wide cut (170 cm shoulder, 140 cm hip, 102 cm foot girth) keeps the extra sleeping room even in this pared-down version, so comfort isn't traded for lower weight — a solid combination for summer thru-hiking or warm-weather weekend trips where a heavier three-season bag would be overkill. The shell is Pertex Endurance UL 10D ripstop nylon with a Flite 15D liner.
Construction stays fully open with no zipper, the footbox cinches with a drawcord, and a draft collar still cuts heat loss despite the thinner fill. Both a stuff sack and storage sack are included, and pad loops keep it anchored to the pad.
Specifications
Limit Temperature
4 °C
Temperature Rating Standard
Manufacturer rated
Season Rating
3-season
Total Weight
585 g (1.29 lb)
Fill Weight
259 g (9.1 oz)
Shoulder Width
170 cm (5.6 ft)
Hip Width
140 cm (4.6 ft)
Foot Box Width
102 cm (3.3 ft)
Packed Volume
5 l (1.32 gal)
Insulation Type
Goose down
Fill Power
950
Shape
Quilt
Baffle Construction
Continuous baffle
Baffle Orientation
Horizontal
Zipper Side
None (quilt)
Zipper Length
None
Shell Fabric
Pertex Endurance UL 10D ripstop nylon
Shell Denier
10 D
Liner Fabric
Flite 15D ripstop nylon
Water Resistance
DWR treated
Draft Collar
✓
Hood Type
None
Foot Box Shape
Open (quilt)
Stuff Sack Included
✓
Storage Sack Included
✓
Sleeping Pad Attachment
✓
Size Category
Wide
Maximum User Height
182 cm (6.0 ft)
Gender-Specific Fit
Unisex
RDS Certified Down
✓
Warmth-to-Weight Ratio f(x)
6.8 °C/kg
Fill Efficiency f(x)
1.54 °C/100g
Weight per Degree f(x)
146.3 g/°C
Bag Type
Quilt (top quilt)
Where to buy
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Category context Quilts (164 products)
Weight
Standard weight· mainstream zone 496–703 g· ranked 80 of 164