Quick Summary
The Rab Men’s Mythic Alpine Down Jacket is a men’s down jacket in black, size L, built around a slim fit and a packable alpine-focused design. The jacket uses 900-fill down and includes a down-filled hood with a stiff peak and elasticated opening.
It is described as windproof and water-resistant, with articulated sleeves for mobility and light zoned stitch-through construction to help stabilise the down.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Rab, useful for buyers who want to stay within the same brand range. |
| Product type | Men’s down jacket, designed as an alpine insulator. |
| Colour | Black. |
| Size | L. |
| Fit | Slim fit, which affects layering and overall shape. |
| Insulation | 900-fill down with Nikwax finish. |
| Fabric | 100% recycled polyamide with fluorocarbon-free DWR. |
| Centre back length | 75 cm for Medium; useful when comparing coverage across sizes. |
| Weight | 313 g. |
| Hood | Down-filled hood with a stiff peak and elasticated opening. |
What to Compare Before Buying
- Size and fit: This is a slim fit jacket, so compare the L size with the layer combination you plan to wear underneath.
- Packability: It is described as packable, so check whether that matters for your storage or travel setup.
- Insulation level: The jacket uses 900-fill down, so compare the level of warmth you need with the kind of conditions you expect.
- Weather protection: The fabric is described as windproof and water-resistant, so check whether that matches your intended use.
- Mobility features: Articulated sleeves and a slim shape are part of the design, which matters if freedom of movement is important.
Who This Product May Suit
This jacket may suit buyers looking for a slim-fit insulated layer for alpine-style activities, where low bulk, layering under a shell and easier movement matter. The hood, packable build and lightweight feel also make it relevant for buyers who want a jacket that sits neatly in a cold-weather layering system.
Important Limitations
The slim fit is a key part of the design, so it may not suit anyone who wants a roomier cut. The centre back length is stated for Medium, so buyers comparing coverage should keep the chosen size in mind.
Before You Decide
Confirm the black colour and L size before choosing an offer. Check the slim fit against the layers you plan to wear, and compare the 900-fill down insulation with the level of warmth and packability you want.






