Emergency Mylar Survival Bivy Bag – Waterproof Thermal Protection for Backcountry & Rescue

Lightweight Emergency Protection When It Matters

When conditions turn harsh, this compact mylar survival bivy delivers critical warmth and shelter in seconds. Built for bug-out bags, emergency kits, and backcountry adventures—slip it into your pack and forget about it until you need it.

Why Choose a Mylar Survival Bivy Over Space Blankets

Unlike flimsy emergency blankets, this thermal bivy wraps you completely. Unroll and climb inside—no fiddling, no assembly. Works solo for emergency shelter or layer it as a waterproof sleeping bag liner to amplify warmth on cold nights.

Key Features

• Thermal Insulation: Reflective mylar construction raises core body temperature up to 20°F (11°C) in cold and wet conditions
• Waterproof & Reusable: 26-micron thick mylar resists water and folds back into nylon stuff sack for repeated use across multiple trips
• Fast Deployment: Unfolds instantly—no setup required. Works solo or doubles as a sleeping bag liner to boost existing gear
• Rescue Ready: High-visibility orange exterior helps rescuers locate you in emergencies
• Ultralight Design: 84 in × 36 in (213 cm × 91 cm) stuffs down small enough for every trip without bulk

Specs

• Material: Mylar polyester film (26 micron)
• Dimensions (Unrolled): 84 in × 36 in (213 cm × 91 cm)
• Available Colors: Orange, Green
• Packed Size: Compact stuff sack
• Uses: Emergency shelter, survival bivy, thermal liner, emergency poncho, survival blanket