Quick Summary
The Mountain Warehouse Extreme Lightweight Down Sleeping Bag is a mummy shape sleeping bag with a hoodie, made for spring and summer camping. It is described as compact and lightweight, with an extreme rating for use in down to -12°C as a survival temperature only and a comfort temperature range of 2°C to 7°C.
Who It Is Best For
This sleeping bag suits campers who want a packable option for warmer weather trips and prefer a closer fitting mummy shape. It may also appeal to buyers who want a lightweight bag for carrying easily and are looking for clear temperature guidance before choosing a sleeping bag.
What To Know Before You Buy
This bag is described as compact and lightweight, which is useful if space matters. The mummy shape follows the body shape for a comfortable sleep, and the filling is listed as 75% duck down and 25% feathers.
Pros: Packable, lightweight and shaped for a close fit.
Cons: The -12°C figure is a survival temperature only, so check the comfort range and your planned conditions carefully.
If you are choosing for a specific trip, check the selected variation and make sure the temperature range suits the weather and your own comfort needs.
Common Buyer Questions
Is this sleeping bag suitable for summer camping?
It is described as ideal for spring and summer camping, so it is aimed at warmer season use.
What does the temperature rating mean?
The comfort temperature is listed as 2°C to 7°C, while -12°C is given as a survival temperature only.
Is it easy to carry?
Yes, it is described as incredibly compact and lightweight.
What shape is it?
It is a mummy shape sleeping bag, which follows the body shape.
What is the filling?
The filling is listed as 75% duck down and 25% feathers.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Mountain Warehouse |
| Product type | Extreme lightweight down sleeping bag |
| Shape | Mummy shape for a close fit |
| Additional feature | Hoodie |
| Use case | Ideal for spring summer camping |
| Colour | Petrol |
| Size | One size |
| Comfort temperature | 2°C to 7°C |
| Extreme rating | -12°C survival temperature only |
| Filling | 75% duck down and 25% feathers |
Final Buying View
This is a compact, lightweight sleeping bag for campers who want a mummy shape design with a hoodie and clear temperature guidance. The comfort range and filling make it a practical choice for spring and summer trips, provided that the conditions suit the bag’s intended use. If that matches your needs, it is worth checking the selected variation before ordering.









