Quick Summary
ZRWASKA mens thermal underwear long johns are black thermal bottoms in size Medium. They are described as a base layer with a 0.45 TOG rating and a fabric blend of 50% cotton and 50% polyester.
Use the stated size and colour to confirm you are choosing the right variant. The product is intended as thermal underwear or an extra layer under regular clothing.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | ZRWASKA, for buyers who want this specific make. |
| Product type | Mens thermal underwear long johns / thermal trousers bottoms. |
| Colour | Black. |
| Size | Medium. |
| TOG rating | 0.45 TOG rating. |
| Material blend | 50% cotton and 50% polyester. |
| Care | Machine washable at 40°C, wash separately before wearing, use mild detergent only, do not bleach, line dry. |
What to Compare Before Buying
- Size: Medium is stated as a 84-89 cm waist. Check that against your own measurement before choosing.
- Colour: This variant is black. Other colours are mentioned elsewhere, so make sure the selected option matches what you want.
- Layering use: The product is described as a base layer and thermal underlayer, so compare it with the other clothing you plan to wear over it.
- Care routine: The wash instructions are specific, so check that the garment care fits your usual routine.
What Else You May Need
If you want to wear these as a base layer, you will need outer clothing that allows room for an extra underlayer.
Care, Cleaning and Storage
Wash the garment separately before first wear. Use a mild detergent, do not bleach and line dry. The stated wash temperature is 40°C.
Before You Decide
Confirm the Medium waist measurement suits you, and check that black is the variant you want. If you need a different colour or size, choose that version before completing your order.












