The Torchlight UL 30° is the ultralight reworking of the Torchlight 30° concept: same nominal temperature class, but built with 850-fill-power hydrophobic down instead of 600-fill down, letting Big Agnes hit similar warmth with less fill weight (308 g versus 392 g in the standard version) and a lighter shell of ultralight polyester ripstop and taffeta. Total weight drops to 790 g, a meaningful cut for anyone tracking base weight, and it compresses to a compact 13 x 15 cm packed size.
Manufacturer-rated figures span a 3°C comfort, -3°C limit, and -19°C extreme temperature, giving a fuller picture of the bag's range than a single number would, though as with other non-ISO ratings these should be read as guidance rather than guarantees. The bag is Bluesign-certified and PFC-free, and keeps the expandable side panels for up to 10 cm of extra girth along with a draft collar, draft tube, and internal pocket — a solid pick for three-season thru-hiking where the weight savings over the standard 30° model matter more than price.
Specifications
Color
Orange, Gray
Comfort Temperature
3 °C
Limit Temperature
-3 °C
Extreme Temperature
-19 °C
Temperature Rating Standard
Manufacturer rated
Season Rating
3-season
Total Weight
790 g (1.74 lb)
Fill Weight
308 g (10.9 oz)
Packed Size ( Length x Diameter )
13 x 15 (5.1 x 5.9 in)
Insulation Type
Down (unspecified)
Fill Power
850
Hydrophobic Down
✓
Shape
Mummy
Zipper Side
Left
Zipper Length
Full length
Shell Fabric
Ultralight polyester ripstop
Liner Fabric
Lightweight polyester taffeta
Water Resistance
DWR treated
Draft Collar
✓
Draft Tube
✓
Internal Pocket
✓
Stuff Sack Included
✓
Storage Sack Included
✓
Size Category
Regular
Maximum User Height
183 cm (6.0 ft)
Gender-Specific Fit
Unisex
bluesign Certified
✓
PFC/PFAS Free
✓
Warmth-to-Weight Ratio f(x)
3.8 °C/kg
Fill Efficiency f(x)
0.97 °C/100g
Weight per Degree f(x)
263.3 g/°C
Bag Type
Mummy sleeping bag
Where to buy
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Category context Sleeping Bags (417 products)
Weight
Lighter than average· mainstream zone 819–1420 g· ranked 96 of 418