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.

Hummingbird too tight for comfort?  Check out the  or  for the same great features with a little more room.

UL: Ultralight. Pertex® Endurance® 10 denier water-resistant/breathable fabric.

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