---
product_id: 693497479
title: "Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag"
brand: "therm-a-rest"
price: "KD 5.16"
currency: KWD
in_stock: false
url: https://www.desertcart.com.kw/products/693497479-therm-a-rest-questar-0f-18c-lightweight-down-mummy-sleeping
store_origin: KW
region: Kuwait
---

# Packs down to 8x10 inches, 2.69 lbs 650 fill Nikwax Hydrophobic Down 0°F/-18°C extreme cold rating Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag

**Brand:** therm-a-rest
**Price:** KD 5.16
**Availability:** ❌ Out of Stock

## Summary

> ❄️ Sleep Warm, Pack Light, Conquer Cold!

## Quick Answers

- **What is this?** Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag by therm-a-rest
- **How much does it cost?** KD 5.16 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/693497479-therm-a-rest-questar-0f-18c-lightweight-down-mummy-sleeping)

## Best For

- therm-a-rest enthusiasts

## Why This Product

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

## Key Features

- • **Arctic-Grade Warmth:** Stay cozy in subzero temps with 0°F/-18°C rating—no compromises on cold nights.
- • **Next-Level Dry Down:** 650 fill Nikwax Hydrophobic Down resists moisture 90% better and dries 3x faster—no soggy mornings.
- • **Ultralight & Packable:** Weighs just 2.69 lbs and compresses to a compact 8x10 inches—perfect for minimalist backpackers.
- • **Freedom to Sleep Your Way:** W.A.R.M. fit offers extra room for multiple sleep positions without losing heat—comfort meets performance.
- • **Integrated Comfort System:** SynergyLink Connectors seamlessly attach to your sleeping pad for unmatched warmth and stability.

## Overview

The Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag is engineered for extreme cold-weather backpacking. Featuring 650 fill Nikwax Hydrophobic Down that repels moisture and dries quickly, it offers superior warmth and durability in a lightweight, compressible design. Its innovative W.A.R.M. fit allows natural sleep positions without sacrificing thermal efficiency, while SynergyLink Connectors integrate the bag with your sleeping pad for optimal comfort. Ideal for serious adventurers seeking reliable warmth and packability in subzero conditions.

## Description

Made for frigid backcountry conditions, the Therm-a-Rest Questar 0-Degree Lightweight Down Mummy Sleeping Bag offers comfort features like SynergyLink Connectors that integrate the bag with a sleeping pad while allowing Zoned Insulation to keep fill where it’s needed most. Perfected in Therm-a-Rest’s onsite cold chamber, the W.A.R.M. fit allows room for multiple sleep positions without compromising thermal efficiency. The 650 fill Nikwax Hydrophobic Down insulation, enclosed in 20D ripstop polyester with a durable water repellent finish, absorbs 40 percent less moisture and dries three times faster than untreated down, and can be retreated at home to maintain performance and loft. Mummy construction features a cinchable hood, insulated toe pocket, left side zipper and a zipper draft tube and draft collar keep out the cold. Designed to fit both men and women and available in three sizes: Small measures 73x29x5.5 inches, fits heights up to 5 foot 6 inches, and weighs 2.56 pounds; Regular measures 80x31.5x5.5 inches, fits heights up to 6 feet, and weighs 2.69 pounds; Long measures 85x33x5.5 inches, fits heights up to 6 feet 6 inches, and weighs 3.06 pounds. All sizes pack to 8x10 inches. Storage sack and compression sack included. Limited lifetime warranty.

## Features

- 100% Polyester
- Imported
- The cold-weather winter sleeping bag in Therm-a-Rest’s top-rated and award-winning Questar line of warm and packable down backpacking bags
- 650 fill Nikwax Hydrophobic Down absorbs 90% less water and dries 3 times faster without using dangerous PFCs
- With Additional Room for Multiple positions (W.A.R.M.) fit means it allows for various natural sleep positions while maintaining thermal efficiency
- SynergyLink Connectors integrate the bag with a pad for optimal efficiency and comfort; zoned Insulation maximizes warmth and saves weight
- Regular left-zip bag measures 80x31.5x5.5 inches, fits heights up to 6 feet, packs to 8x10 inches, and weighs 2.69 pounds; storage sack and compression sack included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Therm-a-Rest |
| Color | Balsam |
| Occupancy | 1 Person |
| Shape | Mummy |
| Seasons | All Seasons |
| Age Range (Description) | Adult |
| Sport | Climbing, Fishing, Hunting, Mountaineering, camping_hiking |
| Special Feature | Lightweight |
| Material | Polyester |
| Fill Material | Down |
| Product Dimensions | 80"L x 31.5"W |
| Closure Type | Zipper |
| Item Weight | 3.25 Pounds |
| Outer Material | Polyester |
| Fabric Type | 100% Polyester |
| Size | Regular, 0-Degree |
| Maximum Height Recommendation | 6 Feet |
| UPC | 040818131596 |
| Global Trade Identification Number | 00040818131596 |
| Item Package Dimensions L x W x H | 16 x 12 x 8 inches |
| Package Weight | 1.52 Kilograms |
| Item Dimensions  LxWxH | 80 x 31.5 x 3 inches |
| Brand Name | Therm-a-Rest |
| Warranty Description | limited lifetime manufacturer |
| Model Name | Therm-a-Rest Questar Lightweight Down Mummy Sleeping Bag |
| Suggested Users | unisex-adult |
| Number of Items | 1 |
| Manufacturer | Cascade Designs Inc. |
| Part Number | 040818131596 |
| Style | Regular |
| Included Components | Sleeping Bag |
| Fill Material Type | Down |

## Product Details

- **Brand:** Therm-a-Rest
- **Color:** Balsam
- **Occupancy:** 1 Person
- **Shape:** Mummy
- **Seasons:** All Seasons
- **Age Range (Description):** Adult
- **Sport:** Climbing, Fishing, Hunting, Mountaineering, camping_hiking
- **Special Feature:** Lightweight
- **Material:** Polyester
- **Fill Material:** Down

## Images

![Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag - Image 1](https://m.media-amazon.com/images/I/71rUjFjYZbL.jpg)
![Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag - Image 2](https://m.media-amazon.com/images/I/71HK45ET0zL.jpg)
![Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag - Image 3](https://m.media-amazon.com/images/I/81nwbzUNz1L.jpg)
![Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag - Image 4](https://m.media-amazon.com/images/I/71u12tV-wsL.jpg)
![Therm-a-Rest Questar 0F/-18C Lightweight Down Mummy Sleeping Bag - Image 5](https://m.media-amazon.com/images/I/81gsB55YMVL.jpg)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-22*