Ergonomically designed for rolling side sleepers, the Big Agnes Sidewinder SL 20 women's sleeping bag keeps you cozy and comfortable through every roll, turn and flop for a more restful night.
Fill
650-fill-power DownTek/FireLine ECO
Weight
Petite: 2 lbs. 7 oz.
Regular: 2 lbs. 10 oz.
Compressed Volume
Petite: 5.05 liters
Regular: 5.8 liters
Temperature Rating (F)
20 degrees (F)
- Ergonomically contoured, technical fit patterned to move with you as you roll from one side to the other, while ensuring warmth and comfort as you settle into position
- 650-fill-power DownTek™ insulation offers lofty warmth throughout with a PFC-free water repellent finish to keep you dry, even if when wet
- Body-mapped FireLine™ ECO synthetic insulation alleviates pressure points at the hips and feet while retaining optimized warmth
- Made from post-consumer recycled polyester, FireLine ECO maintains high loft, compressibility and durability with excellent weight-to-warmth ratio
- Ripstop shell fabric and smooth, polyester taffeta lining are treated with a PFC-free water repellent finish to help keep you dry and warm
- Jacket-style hood keeps insulation close around you without sacrificing mobility
- Stretchy mesh Pillow Barn built into the hood keeps your pillow in place; interior access from either side allows for easy adjustments
- Specially designed footbox mimics the shape and position of your feet while lying on your side for an optimized fit and thermal efficiency
- Smooth, antisnag locking zipper and zipper garage ensures no drafty cold spots
- Low-profile cordlock hood and insulated draft tube allow easy one-handed operation to seal out cold drafts
- Exterior loops allow you to easily hang dry or store bag when not in use
- Compatible with virtually every type and size of sleeping pad (not included)
- Includes storage sack and stuff sack for compact packing
Imported.
View all Big Agnes Backpacking Sleeping Bags| Best Use | Backpacking |
|---|---|
| Temperature Rating (F) | 20 degrees (F) |
| Temperature Rating (C) | -7 degrees (C) |
| Weight | Petite: 2 lbs. 7 oz. Regular: 2 lbs. 10 oz. |
| Ultralight | Yes |
| Shell | Ripstop nylon |
| Zipper Location | Front |
| Insulation Type | Down / Synthetic Blend |
| Water-Resistant Down | Yes |
| Fill | 650-fill-power DownTek/FireLine ECO |
| Fill Weight | Petite: 1 lb. 6 oz. Regular: 2 lbs. 7 oz. |
| Sleeping Capacity | 1-person |
| Lining | Polyester taffeta |
| Sleeping Bag Shape | Mummy |
| Fits Up To (in.) | Petite: 65 inches Regular: 70 inches |
| Shoulder Girth (in.) | Petite: 56 inches Regular: 58 inches |
| Hip Girth (in.) | Petite: 54 inches Regular: 56 inches |
| Stuff Sack Size | 8 x 17.5 inches |
| Stuff Sack Volume | 14.4 liters |
| Compressed Volume | Petite: 5.05 liters Regular: 5.8 liters |
| Gender | Women's |
| Sustainability | Contains recycled materials Down certified to the Responsible Down Standard (RDS) |