Stay Warmer & Dryer with the Cocoon Vapor Barrier Liner
Tackle cold-weather camping with confidence using this ultra-lightweight waterproof sleeping bag liner designed to boost warmth and block moisture. Engineered from 15D ripstop nylon with TPU lamination, it creates a vapor barrier to reduce evaporative heat loss—adding up to 9°F to your bag’s rating.
Key Features:
Waterproof Protection: TPU-laminated interior and taped seams lock out moisture for dry, efficient warmth.
Compact & Portable: Packs into its integrated stuff sack (just 5.1″ x 3.1″)—perfect for backpacking or alpine adventures.
Adjustable Hood: Drawstring design seals heat around your head and face for added comfort in frigid temps.
Ideal for winter camping, mountaineering, or anyone needing a lightweight sleep system upgrade, this liner combats clamminess while trapping body heat. Whether you’re a minimalist hiker or pushing your bag’s limits, it’s a simple yet game-changing cold-weather gear essential.
Available in Regular size.
