Features
- Super Spiral Stretch System (US. Patent NO. 7,900,301)
- Multi-Tube Construction with Flow Gate technology
- Heat saving Tunnel Hood
- Draw cord for face hole adjustment
- Neck Baffle: a shoulder collar minimizes air circulation through the top of the bag
- Double insulated zipper draft tubes
- Auto Locking Zipper to limit zipper 'slip' during the night
- 67 in. (170cm) mating right and left hand zippers
- Tapered, bias stretch stuff sack for easier packing included
- Cotton storage sack included