Mountain Warehouse Alaskan Womens 3 In 1 Long Jacket, Waterproof, Breathable, Adjustable Raincoat with Detachable Inner Coat, Taped Seams, Dark Grey, Size 14

£89.99 (as of 06/01/2026 07:28 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

Mountain Warehouse Alaskan Womens 3 In 1 Long Jacket in dark grey, with a waterproof outer shell, detachable inner jacket and taped seams. It has adjustable cuffs and hood, plus stated waterproof, breathable and thermal ratings. Check the selected Women’s Size 14 before ordering.

SKU: B08TW51CMJ Category:

Quick Summary

The Mountain Warehouse Alaskan Womens 3 In 1 Long Jacket is a long jacket with a waterproof outer shell, a detachable inner jacket and taped seams. It is made to be worn three ways, giving you the option to use the outer shell, the inner lightweight jacket, or both together.

The jacket is described with adjustable cuffs and an adjustable hood, plus waterproof 10,000mm and breathable 5,000g ratings. It is also thermal tested to -30 °C.

Who It Is Best For

This jacket suits buyers who want a womens long jacket with a 3-in-1 setup and a size 14 option. It is also relevant if you want a waterproof outer layer with a removable inner jacket for flexible wear.

Key Details

DetailVerified information and buyer relevance
ProductMountain Warehouse Alaskan Womens 3 In 1 Long Jacket.
ColourDark Grey.
SizeWomen’s Size 14, so check the selected size before ordering.
3-in-1 designWear the outer shell, the inner lightweight jacket, or both together.
Waterproof rating10,000mm for heavy rain resistance as stated.
Breathability rating5,000g, which relates to how the fabric allows perspiration to pass out of the garment.
Taped seamsAll seams are taped to support the waterproof construction.
AdjustmentsAdjustable cuffs and an adjustable hood for fit tuning.
Thermal testingThermal tested to -30 °C, with performance affected by activity and perspiration.
WarrantyIncludes a 2-year warranty.

What To Know Before You Buy

Check the selected size carefully, as this version is Women’s Size 14. The jacket uses a detachable inner jacket and a waterproof outer shell, so it is worth confirming that the 3-in-1 format suits how you plan to wear it.

The waterproof, breathable and thermal figures are stated product ratings, and real use will vary with weather conditions and activity level.

Common Buyer Questions

Can it be worn in different ways?
Yes. It is a 3-in-1 jacket that can be worn as the outer shell, the inner jacket, or both together.

Does it have an adjustable fit?
Yes. The cuffs and hood are adjustable.

Is the jacket waterproof?
Yes. It has taped seams and a stated waterproof rating of 10,000mm.

What size is this version?
This version is Women’s Size 14.

Final Buying View

If you want a womens long jacket with a removable inner layer, taped seams and stated waterproof and breathable ratings, this is a clear 3-in-1 option. Check the size and wear format carefully before ordering.

Brand

Mountain Warehouse

Manufacturer

Mountain Warehouse

Binding

Apparel

Model

025440020005

Color

Dark Grey

Width

3.93700787 Inches

Height

3.93700787 Inches

Length

3.93700787 Inches

Item Weight

2.4691773344 Pounds

Size

14

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