Mylar Emergency Bivvy Bag – Waterproof Survival Sleeping Bag

Stay Warm. Stay Safe. Stay Alive.

When the unexpected happens outdoors, the Emergency Bivvy Survival Sleeping Bag is your ultimate last line of defense. Built from ultra-durable PE material with an aluminium coating, this compact mylar bivvy bag reflects up to 90% of your body heat back to you — keeping you warm, dry, and protected in the harshest conditions. Whether you're a hiker, backpacker, marathoner, or just a prepared traveler, this is one piece of gear you should never leave home without.

Made in Mainland China.

Why You'll Love This Survival Bivvy Bag

• 🌧️ Ultra Waterproof: Engineered to keep moisture out so you stay dry and warm even in wet, rainy, or snowy conditions.
• 🔥 Superior Thermal Insulation: The aluminum-coated interior reflects up to 90% of your body heat, delivering powerful warmth without bulk.
• 🎒 Ultralight & Compact: Weighs only 4.2 ounces and packs down small enough to fit in the palm of your hand — perfect for backpacks, go-bags, bug-out kits, and glove boxes.
• 🪖 Camo Design: The camouflage color helps you stay discreet and hidden when you need it most during an emergency.
• 🛏️ Upgraded Larger Size: Generous dimensions of 213 × 91 cm give you full adult body coverage — no cramped, uncomfortable nights.
• 🧰 All-in-One Emergency Tool: Functions as an emergency blanket, survival shelter, and bivy sack in one lightweight package.
• 🌿 Skin-Friendly Material: Made from supple, skin-friendly PE with aluminium coating — comfortable against the body for extended use.

Perfect For

• Hiking, backpacking & trail running
• Camping & wilderness survival
• Marathons & endurance events
• Bug-out bags & emergency preparedness kits
• Car emergency kits & travel packs
• Search & rescue operations

Product Specifications

What's in the Box?

• 1 × Emergency Survival Sleeping Bag (Bivvy Bag)

Note: Please allow 1–2 mm measurement variance due to manual measuring. Slight color variations may occur between product images and the actual item.

Plan Ahead — Stay Prepared

The Ready.gov Emergency Supply Kit Guide recommends including thermal blankets and sleeping bags in your emergency preparedness kit. This bivvy bag is a perfect, space-saving addition to any go-bag or survival kit.

Pair your bivvy bag with other essential outdoor gear from our store:

• 1.35m Selfie Stick Tripod | Bluetooth Remote & Auto Phone Holder – great for documenting your adventures
• 1.3L Cool Mist Humidifier with LED Night Light & Dual Spray – perfect for comfort at base camp or home

Frequently Asked Questions

Q: What makes this emergency bivvy bag different from a regular sleeping bag?

A: Unlike a traditional sleeping bag, this emergency bivvy bag uses a PE + aluminium coating (mylar-style) that reflects up to 90% of your body heat back to you. It's designed for emergency survival situations, not everyday camping. It's also ultralight (just 4.2 oz) and packs down to palm size, making it ideal for go-bags and emergency kits where space and weight are critical.

Q: Is this survival sleeping bag reusable?

A: Yes! While it's engineered for emergency use, the durable PE and aluminium construction means it can be carefully folded and reused multiple times — making it a cost-effective addition to your outdoor survival kit.

Q: What size is the bivvy bag and will it fit an adult?

A: Absolutely. The bag measures 213 × 91 cm, which comfortably fits most adults. The upgraded larger size ensures you have enough room to wrap your entire body for maximum warmth and protection.

Q: Can I use this bag in rain or snow?

A: Yes. The bivvy bag is designed to be ultra waterproof, making it suitable for wet, rainy, snowy, or windy conditions. It acts as a full barrier against the elements to help regulate your body temperature and keep you dry.

Q: Where can I store this bag when not in use?

A: Its compact, palm-sized form factor means you can easily store it in a hiking pack, car glove box, bug-out bag, first aid kit, or even a jacket pocket — so it's always within reach when you need it most.