Quick Summary
Rab Men’s Downpour Pants are waterproof, breathable rain trousers for hiking, trekking and rainy days around town. They use a Pertex Shield 2.5L shell, with a stated waterproof rating of 20,000mm and breathable rating of 20,000g/m².
The trousers are described as black and size Large with a 32 inseam. They are designed with a regular fit, articulated knees, a full-length gusset, ¾-length side zippers, a part-elastic waistband and drawcord adjustable hems.
Who It Is Best For
These trousers suit buyers looking for rain protection for hiking, trekking or casual wear in wet weather. The stated fit and side zippers also make them relevant for buyers who want layering over boots and outdoor shoes.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Product type | Waterproof breathable rain trousers for hiking, trekking and casual use. |
| Brand | Rab. |
| Colour | Black. |
| Size | Large, 32 inseam. |
| Membrane | Pertex Shield 2.5L shell. |
| Waterproof rating | 20,000mm. |
| Breathable rating | 20,000g/m². |
| Material | 50D 100% recycled polyester, fluorocarbon-free DWR and PU. |
| Fit | Regular fit with gusseted construction and articulated knees. |
| Weight | 263g. |
| Access features | ¾-length side zippers, part-elastic waistband and drawcord adjustable hems. |
Why Buyers Choose It
- The 20,000mm waterproof rating gives a clear measure of the stated rain protection.
- The 20,000g/m² breathable rating provides a useful indication of moisture transfer.
- The ¾-length side zippers make it easier to pull the trousers over boots and also give extra ventilation.
- The articulated knees and full-length gusset support freer movement when walking or trekking.
- The 263g stated weight may appeal to buyers who want a lighter trouser to pack or carry.
What To Know Before You Buy
Check the selected size carefully, including the Large fit and 32 inseam, before ordering. The listed features point to wet-weather use, so buyers should compare the fit and length with their intended layering and footwear.
The side zippers, waistband and hems are practical details to consider if you want easier dressing over boots and a more secure finish at the ankle.
Common Buyer Questions
Are these trousers waterproof?
Yes. They are listed with a 20,000mm waterproof rating.
Are they breathable?
Yes. They are listed with a 20,000g/m² breathable rating.
What size is this version?
This version is Black, Large with a 32 inseam.
Do they work over boots?
The ¾-length side zippers are described as helping them pull over boots more easily.
Final Buying View
If you want waterproof, breathable rain trousers for hiking, trekking or wet-day wear, this Rab version gives you a clearly stated feature set to compare before ordering. Check the Large, 32 inseam size and the wet-weather fit details against your needs.











