The Hot Sac Vapor Barrier Liner is the perfect solution for adding essential warmth to your sleeping bag during winter camping trips. Made with lightweight ripstop material, it effectively prevents heat loss from evaporative cooling and ensures that the insulation remains intact over time. The liner features a metallic interior that reflects your own body heat back to you, providing you with even more warmth and comfort.
Key Features:
Material 100% nylon ripstop
Shape liner
Claimed Weight 4.5oz
Manufacturer Warranty lifetime