Quick Summary
Rab Men’s Mythic Alpine Jacket is a down insulated jacket in Black, size Small, made for alpine use such as trekking, climbing, mountaineering and skiing. It combines 900-fill down with a windproof, water-resistant shell and a packable design for layering under shells.
The jacket is described with a slim fit, articulated sleeves, a down-filled hood with a stiff peak and elasticated opening, and light zoned stitch-through construction. These features are relevant if you want a close-fitting alpine layer that sits neatly under outer shells.
Who It Is Best For
This jacket suits buyers looking for a slim-fit insulated layer for trekking, climbing, mountaineering or skiing. It also suits anyone who wants a packable jacket that can be layered under a shell and who is checking the size and fit before ordering.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Rab, for buyers wanting this specific branded alpine jacket. |
| Product type | Men’s Mythic Alpine Jacket, an insulated jacket with windproof and water-resistant features. |
| Colour | Black. |
| Size | Small. |
| Insulation | 900-fill down with Nikwax finish and fluorocarbon-free treatment noted in the description. |
| Fabric | Fully recycled Pertex Quantum fabric is stated, with 100% recycled polyamide and fluorocarbon free DWR also listed. |
| Fit | Slim fit, which matters if you want a closer layer or plan to wear it under a shell. |
| Weight | 313g, a useful check for buyers comparing pack weight. |
| Centre back length | 75cm in Medium, which may help with fit comparisons even though this listing is Small. |
| Activities | Climbing, mountaineering, skiing and trekking are all named uses. |
| Features | Articulated sleeves, a down-filled hood with stiff peak, elasticated opening and light zoned stitch-through construction. |
Why Buyers Choose It
- 900-fill down is a clearly stated insulation specification, so buyers can compare warmth level against other jackets.
- The slim fit and articulated sleeves point to a jacket shaped for layering and movement during alpine use.
- Packable construction is useful if you want an insulated layer that stores more compactly.
- The hood, stiff peak and elasticated opening give a more enclosed hood design for alpine conditions.
What To Know Before You Buy
Check the selected size before ordering, as this listing is for Small and the fit is described as slim. If you plan to layer it under a shell, the close fit may be relevant to your choice.
The jacket is listed in Black and the named uses are trekking, climbing, mountaineering and skiing. Review those details carefully if you are comparing it with a different colour, size or activity-specific jacket.
Common Buyer Questions
What activities is this jacket made for?
It is named for climbing, mountaineering, skiing and trekking.
Does it pack down for travel or layering?
Yes, it is described as packable and designed to sit under shells more easily because of its slim fit.
What insulation does it use?
It uses 900-fill down with a Nikwax finish and fluorocarbon-free treatment noted in the product details.
What size is this listing?
This listing is for Small.
Final Buying View
If you want a slim-fit Rab alpine insulated jacket in Black for trekking, climbing, mountaineering or skiing, this is the version to compare against your intended use. Check the size and fit carefully before ordering, especially if you plan to wear it under other layers.





