Box baffle construction uses mesh walls to maximize loft and minimizes cold spot in key areas.
SynergyLink connectors: integrate the bag with a mattress for optimal efficiency and comfort; removable for versatility.
Zoned insulation maximizes warmth and saves weight by intentionally placing fill where you need it most, 70% on the top and sides with 30% on the back.
Insulation : 900-fill Nikwax Hydrophobic Down.
Shell fabric: 10D Nylon RipStop with DWR treatment (RDS).