Nemo Kayu 15F/-9C Regular


The men’s Kayu™ ultralight down mummy bag, with premium packable 800FP down and aggressive, thermally-efficient patterning, is the new pinnacle bag for ultralight adventures. With careful attention to tailoring of each curve for efficiency and comfort, the contoured hood, shaped footbox, and body-mapped tapered core are designed for ideal fit with no excess or wasted space.

Out of stock



  • A fabric set of 20D Nylon Ripstop and 30D Nylon Taffeta is ultra-plush for a supreme sleep experience.
  • Premium 800 FP down is ultra-packable, hydrophobic, PFC-free, and 100% Responsible Down Standard (RDS) Certified for traceability throughout the supply chain.
  • Thermo Gills™ allow you to vent body heat without letting cold drafts in.
  • Waterproof and breathable footbox and hood protect against tent wall condensation.
  • Tailored patterning is designed for optimal thermal efficiency and packability.
  • Premium down insulation is treated with Nikwax™ for waterproof security on the trail.
  • Body-mapped tapered core is designed for an ideal fit with no wasted space.
  • Full-length YKK zipper with snagless baffle construction and draft tube seals warm air in.
  • Zip-together compatible with the Women’s Aya series.
Capacity 1
Minimum Weight 1 lb , 14 oz / 860 g
Packed Size 14.5 x 8.0 in dia / 37 x 20 cm dia
Temp Rating 15F / -9C
EN Lower Limit 16
ISO Lower Limit 17F / -8C
Fill Type Down
Fill Weight 0 lb , 15 oz / 430 g
Fits Up To 6′ / 183 cm
Shoulder Girth 62 in / 157 cm
Hip Girth 57 in / 145 cm
Knee Girth 46 in / 117 cm
Compressed Volume 3.6