Features
- Super Spiral Stretch System (US. Patent NO. 7,900,301)
- Multi-Tube Construction with Flow Gate technology
- Draw cord for face hole adjustment
- Single 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