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Stay Warm & Survive Any Outdoor Emergency with the TrailBivy Survival Bivy Sack

Engineered with extra-thick, tear-resistant thermal Mylar, this windproof and waterproof bivy sack reflects 90% of your body heat to keep you alive when severe weather strikes.

  • Thermal Reflective Material Retains 90% Body Heat
  • Ultra-Durable 26um Thick Waterproof Mylar
  • High-Visibility Emergency Orange Shell
  • Lightweight, Reusable & Includes Nylon Stuff Sack
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The ultimate survival gear designed to protect you from extreme cold, wind, and heavy rain.

Benefits 1

Unprepared for a sudden drop in temperature?

The TrailBivy is made from durable reflective polyester film that can increase your body temperature by up to 20 degrees in cold and harsh conditions. Simply unroll and climb inside to retain critical body heat.

Concerned about heavy rain, snow, or howling winds?

Our emergency bivy sack is crafted from extra-thick 26um Mylar material. It is completely windproof and waterproof, ensuring you stay dry, insulated, and shielded from the harshest weather elements.

Benefits 2
Benefits 3

Tired of bulky, heavy, one-time-use emergency blankets?

Unlike fragile space blankets, the TrailBivy is highly durable, puncture-resistant, and reusable. It easily folds back into its lightweight, waterproof nylon stuff sack, making it the perfect addition to any bug out bag.

Over 10,000 hikers, campers, and survival experts trust TrailBivy for ultimate peace of mind in the wild.

4.9 Rating based on verified outdoor survivalist reviews

Compact, ultra-lightweight, and built for survival—your must-have emergency shelter.

Combining high-performance 26um Mylar, thermal heat retention, and a bright orange rescue-signal color, the TrailBivy is the ultimate multi-purpose survival tool. Use it as an emergency sleeping bag, bivy sack, poncho, or survival shelter. Don't head into the backcountry without it.

  • Extra-thick 26um Mylar: waterproof & windproof
  • High-visibility orange color assists rescue teams
  • Reflects body heat to boost temperature by 20°
  • Packs down to a pocket-sized, lightweight pouch

AUD $69.00

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"The TrailBivy is a vital piece of safety gear. Its heat-retentive properties and rugged construction outperform traditional emergency space blankets by a wide margin, making it a critical addition to any outdoor survival kit."

– Captain Marcus Vance, Wilderness Search & Rescue Specialist

Trust expert

WHY CHOOSE TRAILBIVY

Why thousands of outdoor enthusiasts rely on the TrailBivy Bivy Sack.

TRAILBIVY DELIVERS THE LIFE-SAVING PROTECTION YOU NEED WHEN IT MATTERS MOST:

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Instant Thermal Heat

Reflective thermal material works instantly to trap and reflect 90% of your body heat, preventing hypothermia.

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Ultra-Lightweight & Compact

Weighs only a few ounces and packs down so small it easily fits in your backpack, glove box, or pocket.

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Waterproof & Windproof

Sealed seams and thick 26um Mylar completely block out heavy rain, howling winds, and damp conditions.

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High-Visibility Design

The bright orange exterior serves as a beacon, helping rescue teams locate you quickly in emergency situations.

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Heavy-Duty & Reusable

Unlike cheap space blankets, this bivy sack is highly tear-resistant, puncture-resistant, and can be used repeatedly.

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Multi-Purpose Survival Tool

Perfect as a sleeping bag liner, emergency shelter, rain poncho, or ground cover for camping, hiking, and hunting.

TRAILBIVY IN THE WILD

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What is included with your TrailBivy?

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TrailBivy Bivy Sack

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Heavy-Duty Nylon Stuff Sack

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User Manual

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24/7 Backcountry Support

Your safety is our top priority. Our outdoor gear experts are always here to answer questions, assist with setups, or handle any warranty claims seamlessly.

GET TO KNOW TRAILBIVY

Frequently Asked Questions (FAQ)

How does the TrailBivy keep me warm?

The TrailBivy is lined with reflective polyester film (Mylar) that reflects 90% of your own body heat back to you, which can raise your internal sleeping temperature by up to 20 degrees in freezing conditions.

Is this bivy sack reusable or a single-use item?

It is fully reusable! Crafted from durable 26um extra-thick Mylar, the TrailBivy is designed to resist tears and punctures. Simply fold it back up and slide it into the included nylon stuff sack after use.

What are the dimensions and how much does it weigh?

The TrailBivy is extremely lightweight and compact, weighing only a few ounces. It packs down to fit in the palm of your hand, yet unrolls to comfortably fit a fully grown adult.

Is the material completely waterproof?

Yes, it is 100% waterproof and windproof. It shields you entirely from harsh elements like driving rain, heavy snow, and strong winds to keep you warm and dry.

Why is the bivy sack bright orange?

In emergency situations, visibility is life. The bright orange outer shell is highly visible from afar, assisting search and rescue teams in locating you quickly in low-light or thick forest conditions.

Can I use this inside my regular sleeping bag?

Absolutely! The TrailBivy works exceptionally well as a sleeping bag liner to significantly boost temperature retention during extremely cold camping trips.

Does it come with a carrying bag?

Yes, every TrailBivy comes with a heavy-duty, waterproof Nylon stuff sack that makes packing, storing, and carrying your emergency bivy sack effortless.

Is it difficult to get inside the bivy sack?

Not at all. It is incredibly easy to use—much simpler than traditional emergency space blankets. Just pull it out of the stuff sack, unroll it, and climb right inside.

#1 EMERGENCY BIVY SACK

Trusted by Campers, Hikers, and Survivalists

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Jason M.

We got caught in an unexpected storm while hiking. Unrolled the TrailBivy, climbed in, and stayed completely dry and warm. This thing genuinely saved our night!

VERIFIED BUYER

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Sarah D.

It is so incredibly compact and lightweight that I don't even feel it in my backpack. The material is way tougher than those cheap foil blankets that rip immediately. Reusable and reliable!

VERIFIED BUYER

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David K.

A must-have for any bug-out bag or emergency car kit. The nylon stuff sack is highly durable, and packing the bivy back inside is quick and simple. Highly recommend!

VERIFIED BUYER

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