Cold nights call for insulation you can trust when moisture creeps in and temperatures drop hard. This synthetic mummy bag focuses warmth where you need it, seals out drafts, and packs down smaller than you expect, which makes it a reliable choice for winter camping, shoulder season trips, and long nights at a snowbound trailhead.
- 20-denier polyester ripstop shell with a DWR finish packs down easily and resists moisture
- Welded Lamina™ construction boosts loft and eliminates cold spots for even warmth
- Temperlite™ synthetic insulation reduces weight while maintaining warmth and loft in damp conditions
- Zoned insulation focuses heat at the core while reducing bulk elsewhere
- Standard mummy shape improves thermal efficiency without feeling restrictive
- Shaped draft collar and tailored hood lock in heat when temperatures plunge
- Two way anti snag zipper allows easy venting and glows in the dark for night use
- Left and right zip options let you pair bags for shared warmth on winter trips
