Our most versatile sleeping bag available, in colder temperatures you can cinch down the technical hood, zip up the draft-tube protected zippers and allow the 750+ Ultra-Dry Goose Down to keep you warm. In warmer conditions, the Free-Flow Zip system lets you unzip in different configurations for superior ventilation and even open up flat to turn the Ascent sleeping bag into a quilt on the warmest of nights. All of the above make the Ascent a true three-season backcountry bag, one of very few on the market. Close the snaps at the shoulders, open the footbox zipper and wear the Ascent at camp - hardcore adventures don't have to be hard all the time.
- RDS-certified, 750+ fillpower goose down with a non-PFC Ultra-Dry Down treatment to stay drier in damp conditions
- Free-Flow Zip System offers excellent temperature regulation and multiple sleeping bag configurations
- Thermally-efficient, more relaxed mummy fit, room in the hood to fit an Aeros pillow and the option to zip couple with a compatible Sea to Summit Women's bag to deliver space for two comes standard
- Lightweight 20D recycled nylon shell with a non-PFC DWR finish to protect against wind and moisture and a 20D recycled nylon liner for greater comfort
- Box baffle construction throughout with vertical baffles in the torso to minimize down shift and maximize the retention of warmth
- Sea to Summit Guarantee is offered for the Lifetime of this product
SPECIFICATIONS
| -1°C Regular | -1°C Long | -9°C Regular | -9°C Long | |
|---|---|---|---|---|
| Bag Weight | 782g | 897g | 1020g | 1157g |
| Compressed Volume | 5.5 L | 6.4 L | 7.5 L | 8.0 L |
| Compression Sack | 8 L | 8 L | 13 L | 13 L |
| Fill Weight | 300 g | 343 g | 540 g | 617 g |
| Fits Up To Height | 185 cm | 198 cm | 185 cm | 198 cm |
| Temperature Rating (ISO Lower Limit) | -1°C | -1°C | -9°C | -9°C |
| Women's Temp Rating (ISO Comfort) | 3°C | 3°C | -2°C | -2°C |
