THERMA-X1 Emergency Bivvy (7ft | 4oz)
NASA-developed material reflects 90% of your body heat back to you
The THERMA-X1 creates a survival shelter that works from -40°F to 120°F. When you're stranded or can't get home, this 4oz bag could mean the difference between life and death.
Stretch-proof and tear-resistant
Fits anyone, expands up to 7ft
Protects from rain, wind, snow & freezing
Scientifically developed & field-tested
Ultra-compact & portable (fits in glove box)
EACH HOLIDAY SALE PURCHASE INCLUDES:
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"I grabbed four of these - two for our vehicles and one in each emergency kit. My wife thought I was being paranoid until that ice storm last winter when we saw people stranded on the highway running their cars all night just to stay warm. Now she's the one making sure they're in the glove boxes."
Product Description
Product Description
The One Thing Standing Between Your Family and Hypothermia
The human body can survive 3 weeks without food. 3 days without water. But exposed to the elements? Just 3 hours before hypothermia shuts you down.
When disaster strikes - winter storms, evacuations, vehicle breakdowns - your body temperature becomes your deadliest enemy. Power fails. Heat disappears. Roads close. And while everyone else hopes their car battery lasts through the night or huddles under inadequate blankets, what will you do?
When Everything Fails, This Works
The THERMA-X1 creates a thermal barrier that traps 90% of your body heat, keeping you alive in temperatures from -40°F to 120°F. No power needed. No fire. No hoping your vehicle starts. Just pure, life-saving warmth reflected back to your body.
While other families are running engines until gas runs out or shivering through the night in inadequate gear, you'll have protection from the cold - anywhere, anytime.
NASA-Grade Technology That Actually Works
Our advanced thermal reflection material was originally developed to protect astronauts in space. It creates a windproof, waterproof shelter that reflects your body's heat back to you instead of letting it escape into freezing air.
This isn't camping gear - it's a survival tool engineered to the same standards used by emergency response teams and military units operating in Arctic conditions.
Built for the Moments That Matter Most
Weighing just 4 ounces and compact enough to fit in your glove box, the THERMA-X1 expands to 7 feet - large enough to protect anyone in your family. No shelf life. No expiration date. Just grab it and go when seconds count.
Perfect for your vehicle, emergency kit, bug-out bag, or outdoor situations. Because the worst time to discover you're unprepared is when you're already stranded in the cold.
Tested Beyond Breaking Point
Every THERMA-X1 undergoes field testing in extreme conditions - the kind of freezing, wet environments where exposure kills fast. We verify performance in scenarios simulating real emergencies - because when your family's lives depend on staying warm, "good enough" isn't good enough.
Unlike cheap emergency blankets that tear on first use, we stand behind our product with a Lifetime Warranty. This bivvy works when you need it most, or we replace it free.
Don't wait until you're stranded. The time to prepare is now - while you still can.
Shipping Details
Shipping Details
Here is how our shipping process works.
• Processing Time: 1-3 days
• Cost: 100% FREE! Once shipped, you will receive a tracking number for your order so you know where it is at all times.
• Estimated Delivery: Most orders arrive 5-7 business days after being handed off to the carrier.
❄️ HOLIDAY DISCLAIMER ❄️
Due to the seasonal increase in order volume, shipping times may be longer than usual. Please note that Christmas delivery cutoffs have passed. We sincerely appreciate your patience and understanding during this time.
Need Help? If you have any questions about your order, please don't hesitate to contact us at support@primitivelabsresearch.com and we will respond within 24 hours.
Primitive Labs Research Lifetime Warranty: Your THERMA-X1 is guaranteed for life against manufacturing defects - if it ever fails to perform as promised, we'll replace it free, no questions asked. We build gear that works when your life depends on it, and we stand behind that promise forever.
FAQ
How does the THERMA-X1 actually work?
How does the THERMA-X1 actually work?
It uses NASA-developed thermal reflection material that bounces 90% of your body heat back to you instead of letting it escape. Your body generates warmth naturally - the bivvy traps it inside, creating a survival shelter without needing fire or power.
What temperatures does it work in?
What temperatures does it work in?
The THERMA-X1 is effective in temperatures ranging from -40°F to 120°F. It's designed for extreme conditions.
Is it waterproof?
Is it waterproof?
Yes, 100% waterproof and windproof. It protects you from rain, snow, sleet, and wind while keeping you warm.
How big is it when packed vs. unpacked?
How big is it when packed vs. unpacked?
Packs down smaller than a coke can (4" x 3", weighs 4.2 oz). Expands to 7 feet long by 3 feet wide - large enough to fit anyone comfortably.
Is it reusable?
Is it reusable?
Yes, absolutely. Unlike disposable emergency blankets, the THERMA-X1 is built for multiple uses with durable, tear-resistant material.
Can I use it in my car during a breakdown?
Can I use it in my car during a breakdown?
Absolutely. This is one of its primary uses. If you're stranded in your vehicle during winter and can't run the engine, the THERMA-X1 keeps you warm through the night.
How else can I use it?
How else can I use it?
Ground tarp, emergency blanket for injuries, wind break, rain poncho, emergency signal (bright orange is visible from far away), or tent footprint.
What's your return policy?
What's your return policy?
We offer a 60-Day Risk-Free Trial and Lifetime Happiness Guarantee with our lifetime warranty. If you're not completely satisfied with the THERMA-X1 Emergency Bivvy for any reason within 60 days, return it for a full refund - no questions asked.
Beyond that, we stand behind our product for life. If there's ever a manufacturing defect or issue with your THERMA-X1 Emergency Bivvy, we'll replace it free of charge.
The only way you "lose" is by not having this when you need it.