-31% Quechua Men’s Thermal Base Layer Bottoms, BL 500 Seamless (Black)
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Our quick verdict
Thin seamless thermal bottoms at €5 below their pre-discount price, with strong customer ratings. No independent test found.
Great for
- Men who want a low-cost thermal layer for walks, ski trips or winter days outdoors
- Anyone buying a small practical gift under €15
Skip it if
- You need a heavy, very warm thermal layer
- You want an independent test first
The Quechua BL 500 seamless bottoms are thin thermal leggings for men, sold by Decathlon as a ski base layer. Decathlon Ireland has the black pair at €11, from a lowest price of €16 in the 30 days before the discount, with the offer shown until 24 December 2026 (checked 10 November 2026).
Key features
- Close fit and seamless design to reduce chafing
- Moisture wicking rated GOOD by Decathlon, with 175g/sqm fabric
- Odour control: Decathlon says it is lab tested to ISO 17299-3
- Sizes XS/S, M/L and XL/2XL; 2-year warranty
- Sold by Decathlon for skiing; it also works as a thin layer for other cold-weather outdoor days
What reviewers say
We didn’t find an independent test of this product, so this page is based on Decathlon’s product information and its customer ratings. The ratings and performance grades are Decathlon’s own, not our testing. Decathlon’s Irish site shows 4.8 out of 5 from 1,153 customer reviews for these bottoms (10 November 2026).
Source: Decathlon Ireland (product page and customer reviews).
Good to know in Ireland
- Price check, 10 November 2026: €11.00 at Decathlon Ireland; the shop shows €16.00 as the lowest price in the 30 days before the discount.
- Decathlon shows the offer until 24 December 2026.
- Sold and shipped by Decathlon Ireland. Members get 365 days to return products; all products carry a 2-year warranty.
- Only three size bands (XS/S, M/L, XL/2XL), and Decathlon rates the warmth as average.
Product image: © Decathlon, from the shop’s official website.
Pros and cons
What we like
- €5 below the lowest price in the prior 30 days
- Seamless to reduce chafing
- 4.8 out of 5 from 1,153 Decathlon customers
- 365-day member returns
Watch out for
- Thin fabric: Decathlon rates warmth as average
- Only three size bands
- Sold as a ski base layer, so check the fit for your use
- No independent test found
Specifications
| Brand | Quechua |
|---|---|
| Model | Men’s BL 500 seamless thermal base layer bottoms |
| Colour | Black |
| Fabric weight | 175g/sqm |
| Sizes | XS/S, M/L, XL/2XL |
| Shop reference | 8960163 |
Questions people ask
How long does the offer last?
Decathlon shows the offer until 24 December 2026.
What is the was price?
€16 is the lowest price in the 30 days before the discount, as Decathlon shows it (10 November 2026).
Is it only for skiing?
Decathlon sells it as a ski base layer; as a thin seamless layer it can also be worn on other cold days outdoors, though the warmth is rated average.
Do you earn from this deal?
Yes. Decathlon Ireland is one of our Awin partner shops, so we may earn a commission if you buy through the link, at no extra cost to you.
