Quick Summary
Heatwave Pack of 2 Men’s Thermal Trousers Long Johns are thermal baselayer trousers in a medium size and black colour. They are described as warm underwear with a comfort fit and ribbed construction, and the pack contains 2 pairs.
The stated 0.45 TOG rating is included as a key product detail. If the fit, colour or pack quantity matters for your purchase, check those points before choosing an offer.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Heatwave. Useful for confirming the exact product family. |
| Product type | Men’s thermal trousers long johns / baselayer thermals. Suitable for buyers looking for thermal underwear trousers rather than outerwear. |
| Pack quantity | Pack of 2. Check this carefully if you want a single pair or a multi-pack. |
| Size | Medium. Confirm the selected size matches your usual fit. |
| Colour | Black. Useful if colour needs to match other layers. |
| TOG rating | 0.45 TOG. This gives a basic warmth reference for comparison with other thermal layers. |
| Construction | Ribbed construction. Compare this with the fit and feel you prefer in a baselayer. |
| Fit | Comfort fit. Check whether you prefer a closer or looser baselayer fit. |
What to Compare Before Buying
- Pack quantity: This is a pack of 2, so compare it with whether you need one pair or a spare.
- Size: Medium is the stated size, so make sure it matches your usual clothing fit.
- Warmth level: The 0.45 TOG rating gives a direct warmth reference when comparing thermal layers.
- Fit style: The comfort fit and ribbed construction may feel different from a close-fitting baselayer, so compare the style you prefer.
Before You Decide
Confirm the medium size, black colour and pack of 2 configuration before choosing an offer. The 0.45 TOG rating and comfort fit are the main details to compare against your layering needs and preferred feel.






