


When every gram counts and warmth can’t be compromised the Hummingbird is the versatile bag of choice. With the slimmest cut in our lineup, the Hummingbird leaves no room to spare; perfect for going fast and light. The Pertex® Endurance® UL variation with 950+ fill power down is our lightest mummy bag ever.
Available in 20 Degree & 30 Degree options.
Looking for the Merlin 30 UL? You're in the right place! The Merlin 30 has been renamed the Hummingbird 30.
UL: Ultralight. Pertex® Endurance® 10 denier water-resistant/breathable fabric.
"The Hummingbird is almost magical for the warmth and comfort it provides in such a lightweight package."
- OutdoorGearLab

OutdoorGearLab rated the Hummingbird UL 30 their Top Pick Award
Check out what they had to say about this ultralight sleeping bag Read the Review

OutdoorGearLab rated the Hummingbird UL 30 their Top Pick Award
Check out what they had to say about this ultralight sleeping bag Read the Review
Details
- Mummy shape (narrow) with #5 YKK two-way, separating zipper with locking sliders
- Passive collar provides an extra cushion of down around your neck to trap the heat
- Trapezoidal footbox allows your feet to fall in a natural pose without compressing the sides
- Continuous baffles let you position the insulation where you need it
- 3D contoured hood opens wide for warm nights and cinches tight when the temps start to drop
- Generous draft tube prevents cold air from seeping past the zipper
- Includes storage bag & stuff sack
Additional Info
Length | Reg 6' 0" / 183 cm Long 6' 6" / 198 cm |
---|---|
Dimensions | 58" / 52 "/ 38" |
Shell Fabric | Pertex® Endurance® UL |
Lining Fabric | Flite 15 denier ripstop nylon |
Origin | Made in Seattle, USA of imported materials |
Zip Side | Left |
Fill Power | 950+ Goose Down |
Temp Rating | 20ºF / -6.67ºC | 30ºF / -1.1ºC |
---|---|---|
Fill Weight |
Reg 14 oz / 397 g Long 14.6 oz / 415 g |
Reg 11.5 oz / 327 g Long 12 oz / 342 g |
Average Weight |
Reg 24 oz / 680 g Long 25.4 oz / 720 g |
Reg 21.3 oz / 606 g Long 22.4 oz / 635 g |
Packed Size | 9L | 8L |