# Mammut Runbold Winter SO Men’s Trousers, model 1021-01380

Mammut Runbold Winter SO trousers are warm soft-shell hiking trousers described for cold-weather outings. Their fleece lining and side ventilation zips are intended to balance warmth and temperature regulation during climbs.

- [Original product page](https://bargainpostbox.co.uk/product/mammut-runbold-winter-so-mens-trousers-b0d54lbxfn)
- [View offer](https://bargainpostbox.co.uk/visit/mammut-runbold-winter-so-mens-trousers-b0d54lbxfn)
- Market: UK
- Language: en-GB
- Currency: GBP
- Model: 1021-01380
- Category: Fashion & Accessories > Clothing > Trousers
- Price: 90.90 GBP
- Previous price: 106.99 GBP
- Discount: 15%
- Price checked: 2026-11-14T19:32:41.046Z
- Rating: 4.9 / 5
- Reviews: 19

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Three-layer soft-shell construction with a soft fleece lining is described for cold-weather hikes.
- Side zips are intended to provide ventilation after strenuous climbs.
- Secured pockets and adjustable cuff drawstrings offer storage and fit adjustment.

## Pros

- The combination of a fleece lining and soft-shell construction is tailored to cold-weather hiking.
- Side ventilation zips provide a way to release heat during strenuous climbs.
- The description specifies secured pockets and adjustable cuffs.

## Specifications

### Identity
- Brand: Mammut
- Model: 1021-01380
- Department: Men's
### Construction and features
- Shell construction: 3-layer soft shell
- Lining: soft fleece lining
- Material sourcing claim: Almost completely recycled
- Ventilation: zippers on the sides to allow ventilation
- Pockets: secured pockets
- Cuff adjustment: drawstring at the cuff

## A good fit for

- Hikers looking for lined soft-shell trousers for cold winter days.
- Walkers who want side ventilation and adjustable cuffs for changing effort or fit.

## Customer feedback

Aggregate ratings are strongly positive, with nearly all ratings in the top two star categories. Without written customer feedback, the ratings do not show what buyers liked or any specific drawbacks. The stated fleece lining, soft shell and ventilation features indicate a cold-weather hiking focus, but do not establish customer experience or performance.

## Frequently asked questions

### Are these trousers intended for winter hiking?
The product description presents them as warm soft-shell trousers for cold winter-day hikes, with a fleece lining.
### Can you adjust ventilation while hiking?
The description specifies zips on the sides to allow ventilation, particularly for temperature regulation after strenuous climbs.
### Do the cuffs adjust?
Yes. The description says the cuffs have drawstrings for adjustment.
### Are the trousers described as waterproof?
The listing says the soft shell helps keep out wet conditions, but it does not provide a waterproof rating or a specific performance standard.

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## Images

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 1](https://bargainpostbox.co.uk/i/OcSchy-SUwXxYNv81FL6e2VSrOr80103iokYzo7DIeS2ttZaRVo_DbE4BfqNo2uncWA6d92rBqFtG-wfr5q7bGFFtkeOnWNM6QGqKbEw2ZdFVE5rc4sJQ_NJ.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 2](https://bargainpostbox.co.uk/i/LFCZ9_PQmefrrHhzYF-ml8HhTQF1n9MXBohxFNC4wNhQumlKmLttE9E84F0agkDcqB-uvOjSbil7AP-4ewPQEDpynPPHNTm1eHJmWzul3SQnUbj815MeZkgy.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 3](https://bargainpostbox.co.uk/i/9FZbjJ3SOFdlAWdRYamr9iqQoUAfWC1j-ezxLaccgJ3jDHWTG8AGbbHbYLWul9iM9oIZuEHxvl6alrelzqaE-WjJyz7T17dcgbFviaexBsXuTrjBCpYYfJFY.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 4](https://bargainpostbox.co.uk/i/rC4543VrZt1RgoqKdqMxW-zC3EG5kxY0Ky5K2uMao2L8VMvWBXJnN2KszdWAIbeSGuPIW9P-tOMZby7L8wNUdrdRpKw7wZubfm5ADDlZm1XYXfk58Xgb4GRb.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 5](https://bargainpostbox.co.uk/i/rWd3Seo74gRdDr5Ezs4KI4Cl67iRLgZLVFEzHRnGS3_tXcvEB6fO6jYnUd3E95JQJKg6Wznz9lor5xunz-ABUtHI9SpDPpciQwffsAWhQ_kQphznb9aTH8cA.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 6](https://bargainpostbox.co.uk/i/aDeaZOxkOtHgSFhnz7l8VhyP3ziZkCd43riKpOUKioLqfkQvWNuZpuuRDS6bio8he6cy2MNg876jkF6NcNvocq0pmW3CoWzvi_tqpsDtmh3usZ6tEoBTZTqS.jpg)

![Mammut Runbold Winter SO Men’s Trousers, model 1021-01380 — 7](https://bargainpostbox.co.uk/i/5gmkUL_HPlD_qAUlZXyEMlG1HKggyZX0WzA8ROvw_YkickKGtNTJI7aKJvT0CGLCOe8C4Y5Dw8DpLLL3JWDREfLpLFQmTjJnri3hEFGXHDCVAQ29Sq9DdQOU.jpg)