The men’s Kayu™ and women’s Aya™ ultralight down mummy bags, with premium packable 800FP down and aggressive, thermally-efficient patterning, are 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 wasted space.
Features: • Aggressive patterning is designed for optimal thermal efficiency and packability • Premium 800 FP down is hydrophobic, PFC-free, and 100% Responsible Down Standard (RDS) Certified for traceability throughout the supply chain • Thermo Gills™ provide temperature regulation • Waterproof/breathable footbox and hood protects from tent wall condensation
Details: • Temperature: 15F/-9C • Size: Regular • Min. Weight: 1 lb , 13 oz / 830 g • Packed Size: 14.5 x 8.0 in dia / 37 x 20 cm dia • Fill: 800 FP Down w/ Nikwax™ • Shell Material: 20D Nylon Ripstop w/ DWR • Lining Material: 30D Nylon Taffeta w/ DWR • Footbox Material: 40D Nylon Ripstop OSMO™ w/ DWR
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