Quick Summary
The Rab Men’s Positron Pro Down Jacket is a climbing and mountaineering jacket in Deep Ink, size X-Large. It is described as offering warmth and protection for extreme mountain conditions, with a Pertex Quantum Pro outer and 800-fill RDS recycled hydrophobic down.
Useful mountain-specific details include zoned baffling, a belay-friendly 2-way front zipper, harness-compatible zippered pockets, and an adjustable helmet-compatible hood.
Who It Is Best For
This jacket is aimed at buyers looking for a mountain layer for climbing or mountaineering, especially where warmth, weather protection and harness use all matter. The X-Large size should be checked carefully before ordering.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Rab, helping identify the exact product line. |
| Product type | Men’s down jacket for climbing and mountaineering. |
| Colour | Deep Ink. |
| Size | X-Large, so fit should be checked before purchase. |
| Outer fabric | Pertex Quantum Pro with a water-resistant coating. |
| Insulation | 800-fill RDS recycled hydrophobic down. |
| Baffling | Zoned baffling with extra insulation in exposed areas. |
| Fastening | Belay-friendly 2-way front zipper. |
| Pockets | Harness-compatible zippered pockets. |
| Hood | Adjustable and helmet-compatible hood. |
Why Buyers Choose It
- Pertex Quantum Pro with a water-resistant coating gives a clearer indication of weather protection for fickle mountain conditions.
- 800-fill RDS recycled hydrophobic down gives the jacket a clearly defined insulation specification.
- Zoned baffling adds extra insulation in exposed areas such as the torso, hood and upper arms.
- Harness-compatible pockets and a belay-friendly 2-way zip make the jacket easier to use with climbing gear.
- The adjustable helmet-compatible hood is a useful check for mountaineering use.
What To Know Before You Buy
Check the size carefully, as this listing is for X-Large. The jacket is specifically described for climbing and mountaineering, so it is worth confirming that the mountain-specific features match how you plan to use it. The Deep Ink colour is part of the selected variation.
Common Buyer Questions
Is this jacket suitable for climbing and mountaineering?
Yes. It is described as a men’s jacket for climbing and mountaineering, with features such as a belay-friendly 2-way front zipper and harness-compatible pockets.
Does it have a hood?
Yes. It has an adjustable hood that is helmet-compatible.
What insulation does it use?
It uses 800-fill RDS recycled hydrophobic down.
What size is this version?
This version is X-Large, so check the fit before ordering.
Final Buying View
If you need a Rab down jacket for climbing or mountaineering, this version combines the stated mountain features with a specific Deep Ink X-Large variation. Confirm the size and intended use before ordering.
Weather Protection and Layering
The stated water-resistant coating is not a waterproof rating. Consider the conditions you expect to encounter and whether you will need a separate waterproof layer. Check the fit with any layers you plan to wear underneath, and make sure an outer shell can fit comfortably over the jacket if needed.










