Item #: 331532678

Keep your inner furnace burning through the night with a compressible 550-fill ProDown™ insulated mummy bag that delivers reliable insulation when backpacking in wet, cold climates with temps down to 20°F. This three-season bag is insulated with water-resistant ProDown™ that absorbs less water and dries faster than traditional down to keep you warmer when exposed to moisture. An anti-compression layer of synthetic Heatseeker™ eco insulation offers thermal protection on the underside of the bag.

NOTE: Find in Store Inventory levels are continuously changing. Please contact store to confirm availability is as shown.


  • Insulated mummy bag designed for warmth in temps down to 20 degrees
  • 550-fill water-resistant ProDown™ for thermal warmth in wet, cold conditions
  • Comfort-oriented shape has a less tapered cut
  • Anti-compression layer composed of Heatseeker™ Eco synthetic insulation
  • Vaulted footbox
  • Shaped hood for more warmth and comfort
  • Draft collar for comfort and to prevent heat loss


  • Total Weight: 2 lbs 10 oz. (1203 g
  • Temp Rating: 20°F / -7°C

Shipping Info:

  • Leaves the warehouse in 1-7 business days depending on order volume.
  • Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
  • Note: Shipping restrictions may apply based on location and product size.


There Are No Customer Reviews Yet Be the first to write a review