The Superlight is a zero-degree down bag with unique women's fit for all-season mountaineering. Zero-degree down bag with unique women's fit for all-season mountaineering. Unique women's fit in shoulder, hip and length. 600+ fill goose down. Trapezoidal baffle construction. Polarguard pads in compression zones. Shadowlite ripstop nylon top shell. Silky nylon tafetta lining. 7-chamber sculpted hood with dual cord adjustment. Vaulted footbox for ergonomic comfort. Down-filled draft tube and face comfort tubes. One-hand pull cord for easy hood adjustments. No-Snag stiffener in zipper column. Ground-level side seams. Glow-in-the-dark zipper pull. One nylon mesh storage sack and one stuffsack included. Temperature rating: 0 /-40 .