The Cumulus Roamer 150 is a warm-weather camp quilt rather than a trail sleeping system — Cumulus rates it a 2-season spring/summer piece with an 11 °C comfort and 6 °C limit temperature. It carries 150 g of 850 cuin Polish goose down at a 96/4 ratio for a total weight of just 370 g, and its efficiency stands out here: at roughly 61.7 g per degree of limit-temperature margin, it delivers more warmth per gram than the other Cumulus quilts in this batch.
A 120 cm shoulder width is unusually generous for a 370 g piece, pointing to its dual role: worn as a poncho or draped over shoulders around camp, not just used flat as bedding. Box-baffle construction and a Toray Airtastic 19 g/m² shell keep it light, elastic pad loops anchor it to a mat, and the footbox is vented rather than sealed. A dedicated stuff sack is not included, only a storage sack — worth noting if trail compressibility matters to you. It suits base-camp evenings and warm summer nights more than cold-weather backpacking.
Specifications
Color
Orange
Comfort Temperature
11 °C
Limit Temperature
6 °C
Temperature Rating Standard
Manufacturer rated
Season Rating
2-season (spring/summer)
Total Weight
370 g (13.1 oz)
Fill Weight
150 g (5.3 oz)
Internal Length
210 cm (6.9 ft)
Shoulder Width
120 cm (3.9 ft)
Packed Size ( Length x Diameter )
18 x 11 (7.1 x 4.3 in)
Packed Volume
1.5 l (0.40 gal)
Insulation Type
Goose down
Fill Power
850
Down/Feather Ratio
96/4
Shape
Quilt
Baffle Construction
Box baffle
Baffle Orientation
Horizontal
Zipper Side
None (quilt)
Zipper Length
None
Shell Fabric
Toray Airtastic 19 g/m²
Shell Fabric Weight
19 g/m²
Water Resistance
DWR treated
Hood Type
None
Foot Box Shape
Open (quilt)
Foot Box Ventilation
✓
Storage Sack Included
✓
Sleeping Pad Attachment
✓
Size Category
Regular
Gender-Specific Fit
Unisex
Country of Manufacture
Poland
Warmth-to-Weight Ratio f(x)
16.2 °C/kg
Fill Efficiency f(x)
4 °C/100g
Weight per Degree f(x)
61.7 g/°C
Bag Type
Quilt (top quilt)
Where to buy
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Category context Quilts (164 products)
Weight
Ultralight· mainstream zone 496–703 g· ranked 15 of 164