Quick Summary
THMO Mens Thermal Long Johns are fleece lined base layer bottoms in Black, supplied here in XX-Large Regular. They are described as thermal underwear designed for extra warmth, with a soft brushed inner, stretch fabric and comfort seams for layering under clothing.
The base layer also features moisture and odour management technology, which adds practical value for all-day wear in colder conditions. Check the selected colour, size and fit before ordering.
Who It Is Best For
These thermal bottoms suit buyers looking for men’s base layer underwear for extra warmth, whether for outdoor use or for wearing at home. They are also relevant if you want a layer that can be worn beneath clothing and you need the XX-Large Regular option.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | THMO, identifying the product range. |
| Product type | Mens thermal long johns / thermal underwear bottoms for base layering. |
| Colour | Black, so the selected colour should be checked before ordering. |
| Size | XXL Regular, important for fit and variation selection. |
| Inner finish | Soft brushed inner / fleece lined construction, described as helping to trap warm air close to the skin. |
| Fabric | 52% Polyester and 48% Cotton. |
| Comfort features | Stretch fabric and comfort seams are listed for layering beneath clothing. |
| Care and wear features | Moisture and odour management technology is included in the description. |
Why Buyers Choose It
- The soft brushed inner is presented as trapping warm air close to the skin, which supports the thermal purpose of the base layer.
- Stretch fabric and comfort seams make it easier to wear under other clothing without bulky layering.
- Moisture and odour management technology adds a practical wear feature for longer days in colder conditions.
- The XX-Large Regular variation gives a clear size choice for buyers who need that specific fit.
What To Know Before You Buy
Check the selected colour, size and regular fit before ordering, as this listing is specifically for Black in XX-Large Regular. The product is described as thermal underwear bottoms for layering, so it is worth confirming that this is the style you need. The fabric blend is stated as 52% Polyester and 48% Cotton.
Common Buyer Questions
Is this a base layer or outer trouser?
It is described as thermal underwear long johns / base layer bottoms for wearing under clothing.
What size is this version?
This version is XX-Large Regular.
What colour is this version?
This version is Black.
What fabric is stated?
The stated fabric blend is 52% Polyester and 48% Cotton.
Final Buying View
THMO Mens Thermal Long Johns are a black men’s thermal base layer in XX-Large Regular, with a brushed inner, stretch fabric and moisture and odour management features. Review the size, fit and colour carefully before choosing this variation.












