# Ultra Pants Black

**Brand:** on
**Category:** Mode & vêtements
**Code (GTIN/SKU):** 1mf30050553
**Canonical URL:** https://openreviews.io/en/reviews/on/ultra-pants-black-1mf30050553

## Rating: 4.7/5 ★★★★★ — 3 reviews analyzed
_Confidence: high_

## At a glance

Ultra Pants Black (on) reviews: 4.7/5 based on 3 analyzed reviews from 3 sites, updated October 16, 2026.

Praised: waterproofing and lightweight.

3 reviews analyzed, all published on other sites.
Other sites: 3 sources, 3 reviews, average rating 4.7/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This ultra-lightweight and packable trail running pant is designed to provide effective waterproof protection during outdoor outings. Tested and recommended by practitioners and experts in the discipline, it stands out for its great lightness and ease of transport. Its high weather protection makes it a reliable piece of gear for facing difficult mountain conditions.

## Strengths

- **Waterproofing** — It offers a highly protective and validated barrier against moisture during outdoor activities.
- **Lightweight** — Its ultra-lightweight design is completely forgotten during physical effort.
- **Compactness** — These pants fold easily to take up minimal space in a trail running pack.

## Frequently asked questions

- Is it easy to put on with shoes?
- How is its breathability during an intense trail run?
- Is the fabric tear-resistant in the forest?
- Does it take up much space in a running pack?

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_Source: OpenReviews — https://openreviews.io/en/reviews/on/ultra-pants-black-1mf30050553_