eraLoft Insulation: Efficient and compressible, our water-resistant synthetic fill uses hollow fibres to reduce weight without sacrificing warmth
W.A.R.M. Fit: With Additional Room for Multiple positions (W.A.R.M.) fit means this bag allows for various natural sleep positions while maintaining thermal efficiency
SynergyLink Connectors: Integrate the bag with a pad for optimal comfort and thermal efficiency; removable for versatility
Zoned Insulation: Maximizes warmth and saves weight by intentionally placing fill where you need it most
Toe-asis Foot Warmer Pocket: Ergonomic toe box that rapidly warms cold feet in a pocket of warm insulation
Quilt and Blanket Loops: Customize your sleep system by layering our quilts or tech blankets for increased warmth
Additional features: Heat-trapping draft collar, full-length zipper draft tube, snag-free zipper, cinchable hood and external zip pocket