Nemo Equipment Kayu Sleeping Bag
Best lightweight sleeping bag for active side sleepers on backpacking trips.
This ultralight mummy bag balances thermal efficiency with clever ventilation, allowing for temperature regulation without drafts. Its waterproof hood and footbox protect against condensation, making it a reliable choice for long-distance treks where weight and packability are critical.
$244.99
at
701 Cycle and Sport
Who it's for
- Backpackers seeking versatile temperature control across changing mountain climates.
- Ounce-counting hikers prioritizing a lightweight and compact sleep system.
- Performance-oriented campers wanting maximum thermal efficiency in a streamlined shape.
Who should skip it
- Side sleepers or larger individuals who require more room to move.
- Budget-conscious adventurers looking for a more affordable three-season sleeping solution.
- Cold sleepers who frequently camp in near-freezing or damp conditions.
Performance breakdown
Thermal Efficiency
800-fill hydrophobic down provides exceptional warmth-to-weight ratio for cold nights.
Temperature Regulation
Thermo Gills offer precise venting without letting cold drafts creep inside.
Moisture Protection
Waterproof hood and footbox effectively shield against tent wall condensation.
Packability
High-loft down compresses easily, saving precious space in ultralight packs.
Fit and Comfort
Tailored mummy shape minimizes dead air space for faster body heating.
System Versatility
Pairing capability adds flexibility for couples sharing a sleeping system.
Key Specs
Temperature Rating
30 degrees Fahrenheit
Insulation Type
800 Fill Power Down
Shell Material
20D Nylon Ripstop
Lining Material
30D Nylon Taffeta
Zipper Location
Left
Water Resistant
Yes
Sleeping Bag Shape
Mummy
Has Draft Collar
Yes
Know before you buy
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