Quick Summary
The Mountain Warehouse Extreme II Men’s 3-in-1 Jacket is a hooded men’s coat with a waterproof outer shell, a lightweight inner jacket and the option to wear both together. It is listed in Dark Red in size S, and the jacket includes taped seams and underarm zips.
The outer layer is described as waterproof and breathable, with a waterproof rating of 10,000mm and breathability rated at 5,000g. The garment is also stated as thermal tested to -40 °C, with performance affected by health, physical activity and perspiration.
Who It Is Best For
This jacket suits buyers looking for one coat that can be worn in three ways and who want a hooded option for walking or hiking. It is also worth checking the selected size and colour before ordering, as this version is Dark Red in size S.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Product type | Men’s 3-in-1 jacket with an outer waterproof shell, an inner lightweight jacket and both together for warmth. |
| Brand | Mountain Warehouse. |
| Model | Extreme II. |
| Colour | Dark Red. |
| Size | S. Check the selected size before ordering. |
| Hood | Hooded jacket. |
| Seams | Taped seams across stitched areas. |
| Underarm zips | Included for extra ventilation. |
| Waterproof rating | 10,000mm for resistance to extremely heavy rain over a 24 hour period. |
| Breathability rating | 5,000g. |
| Thermal test | Thermal tested to -40 °C. |
| Guarantee | 3 year guarantee. |
Why Buyers Choose It
- The 3-in-1 format gives three wearing options: shell only, inner jacket only, or both together.
- The waterproof and breathable outer shell provides a clear weather check for buyers who want rain protection with ventilation.
- Taped seams support the jacket’s fully waterproof construction across stitched areas.
- Underarm zips give an extra ventilation option when you need to open the jacket up.
What To Know Before You Buy
Review the size, colour and fit carefully before ordering, as this listing is for Dark Red in size S. The jacket is made as a 3-in-1 system, so the main decision is whether you want the shell, the inner jacket, or both together in one coat. Its stated waterproof, breathability and thermal-tested figures give useful buying context, but real-world comfort will still depend on your activity and conditions.
Common Buyer Questions
What does 3-in-1 mean?
It means the jacket can be worn as the outer waterproof shell, as the inner lightweight jacket, or with both layers together.
Is it waterproof?
Yes, it is stated as waterproof with a 10,000mm rating and taped seams.
Does it have ventilation?
Yes, underarm zips are included for extra ventilation.
What size and colour is this version?
This version is Dark Red in size S.
Final Buying View
If you want a men’s 3-in-1 jacket with a waterproof outer, a lightweight inner layer and hooded coverage, this Mountain Warehouse Extreme II gives a clear set of verified features. Check the size and colour carefully before choosing, and compare the waterproof and breathability ratings with your intended use.









