---
product_id: 468680007
title: "RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52)"
brand: "raywer"
price: "$14.49"
currency: USD
in_stock: true
reviews_count: 8
category: "Raywer"
url: https://www.desertcart.us/products/468680007-raywer-4-pack-emergency-thermal-survival-blankets-mylar-blankets-outdoor
store_origin: US
region: United States of America
---

# Extra thick 12μm mylar sheets Reflects 90% body heat Military-grade waterproof & windproof RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52)

**Brand:** raywer
**Price:** $14.49
**Availability:** ✅ In Stock

## Summary

> 🔥 Gear up or miss out: The survival blanket that’s your ultimate outdoor sidekick!

## Quick Answers

- **What is this?** RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) by raywer
- **How much does it cost?** $14.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/468680007-raywer-4-pack-emergency-thermal-survival-blankets-mylar-blankets-outdoor)

## Best For

- raywer enthusiasts

## Why This Product

- Trusted raywer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged Weather Shield:** Military-grade dual-sided mylar resists rain, wind, snow, and humidity for all-season protection.
- • **Lightweight & Packable:** At just 7 ounces per sheet, these blankets fit effortlessly into your go-bag without weighing you down.
- • **Ultimate Heat Retention:** Stay warm by reflecting 90% of your body heat, perfect for unpredictable outdoor chills.
- • **Generous Size & Thickness:** Oversized 84x52 inch blankets with 20% thicker material for superior durability and coverage.
- • **Versatile Survival Essential:** More than a blanket—use as a solar oven, emergency shelter, wind blocker, or water collector.

## Overview

The RAYWER 4 Pack Emergency Thermal Survival Blankets are heavy-duty, large (84x52 inches), and crafted from military-grade dual-sided mylar aluminized polyethylene. Designed to reflect 90% of body heat and withstand harsh weather, these 12-micron thick, waterproof, and windproof blankets are lightweight and multipurpose—ideal for camping, hiking, and emergency preparedness.

## Description

Buy RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52): Emergency Blankets - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Year 'round help - These are great for your homeless population, summer as well as winter!!
Review: A great buy and very functional in an emergency. - Lucky to not have used these particular items but have used others in the past mainly while waiting in traffic to get through a snowy pass to the ski slopes. Work like a trick. They will keep you warm and cozy without you having to turn on the heater in the car and use up gas. The dogs love these too.

## Features

- THERMAL EMERGENCY BLANKETS: If you have a love for adventure and are always ready to pack your go-bags, these emergency thermal blankets for survival are a must for you. Be it hiking, camping, marathons, survival, or any outdoor adventure, you can count on these blankets for maximal safety assurance.
- HEAVY-DUTY MATERIAL: This emergency thermal blanket pack comes with military-grade quality dual-sided mylar aluminized polyethylene reflective material. With these highly waterproof and windproof sheets, you can tackle all the harsh weather, including heavy rains, snow, humidity, or high altitude temperature.
- RETAIN BODY HEAT: Retaining body heat becomes important while trekking or camping out in the mountains or wild. Here, survival blankets for outdoor are paramount to add to your list as these prevent hypothermia and retain as well as reflect about 90% of the body heat.
- THICK MYLAR SHEETS: Our mylar emergency blankets extra large are not just large but also have a thickness of 12 um, which is almost 20% extra thicker than any regular emergency blankets available. This feature makes the blankets a superior choice to use in bad weather conditions.
- MULTIPURPOSE USAGE: The lightweight and high portability of these 84 x 52 inches silver emergency thermal mylar blankets come in handy in numerous situations. You can use the multi-purpose blankets as solar ovens, backpack cover, emergency shelter, wind blocker, water collector, and much more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BBNHVFQ1 |
| Age Range (Description) | Adult |
| Best Sellers Rank | #62,560 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #93 in Camping Emergency Blankets |
| Blanket Form | Emergency Blanket |
| Brand | RAYWER |
| Color | Silver |
| Customer Reviews | 4.5 4.5 out of 5 stars (231) |
| Date First Available | August 23, 2022 |
| Fabric Type | Mylar |
| Fabric Warmth Description | Lightweight |
| Fill Material | dual-sided mylar aluminized polyethylene |
| Item Thickness | 12 Micron |
| Item Weight | 7 ounces |
| Item model number | 29008 |
| Manufacturer | Raywer |
| Material | dual-sided mylar aluminized polyethylene |
| Model Name | Emergency Blankets 4 pcs |
| Number of Items | 4 |
| Pattern | Solid |
| Product Care Instructions | Hand Wash Only |
| Product Dimensions | 84"L x 52"W |
| Recommended Uses For Product | Camping, Hiking, Travel |
| Seasons | All |
| Size | 84x52 |
| Special Feature | Lightweight, Waterproof |
| Style | Modern |
| Theme | Love |
| UPC | 850004241899 |
| Unit Count | 4 Count |

## Product Details

- **Brand:** RAYWER
- **Color:** Silver
- **Material:** dual-sided mylar aluminized polyethylene
- **Special Feature:** Lightweight, Waterproof
- **Style:** Modern

## Images

![RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) - Image 1](https://m.media-amazon.com/images/I/41IbSTy82PL.jpg)
![RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) - Image 2](https://m.media-amazon.com/images/I/51-YleV3p7L.jpg)
![RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) - Image 3](https://m.media-amazon.com/images/I/51-oo-C5kSL.jpg)
![RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) - Image 4](https://m.media-amazon.com/images/I/517Rx2qXdHL.jpg)
![RAYWER (4 Pack Emergency Thermal Survival Blankets, Mylar Blankets for Outdoor, Camping, Hiking, Survival, Large Silver Thermal Sheets, Heavy Duty Gear (4 pcs, Size 84x52) - Image 5](https://m.media-amazon.com/images/I/5182F0cBWGL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Year 'round help
*by K***N on July 10, 2025*

These are great for your homeless population, summer as well as winter!!

### ⭐⭐⭐⭐⭐ A great buy and very functional in an emergency.
*by C***E on March 11, 2025*

Lucky to not have used these particular items but have used others in the past mainly while waiting in traffic to get through a snowy pass to the ski slopes. Work like a trick. They will keep you warm and cozy without you having to turn on the heater in the car and use up gas. The dogs love these too.

### ⭐⭐⭐⭐⭐ Big and work well
*by J***N on October 29, 2025*

Is nice to have because the small packaging, convenient and easy to hand out to the homeless or anybody that might need one! or just to keep in your car in case an emergency

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/468680007-raywer-4-pack-emergency-thermal-survival-blankets-mylar-blankets-outdoor](https://www.desertcart.us/products/468680007-raywer-4-pack-emergency-thermal-survival-blankets-mylar-blankets-outdoor)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-01*