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The PPE Online Shop£8.30Visit shop Portwest Dark Thermal T-Shirt Short Sleeve - Navy - 3XL
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The Portwest Thermal T-Shirt Short Sleeve is an ideal base layer for adults working or living in cooler climates who need reliable insulation without extra bulk. Engineered for a regular fit with a classic crew neck, it balances warmth with breathability to ensure comfort throughout the day. While it offers excellent thermal protection, it is designed specifically as an undergarment and may not provide sufficient protection on its own in extreme sub-zero weather.
| Age Group | adult |
|---|---|
| Colour | Blue |
| Gender | Male |
| Material | Polyester |
| Fit | Regular |
| Neck Line | Crew |
| Size | XXXL |
| Model Part Number | B120NVRXXXL |
| Brand | Portwest |
This garment is designed specifically as a thermal base layer to be worn under other clothing items.
Yes, it is made of durable polyester which is machine washable. We recommend following standard care labels.
The fabric is engineered for breathability to regulate temperature; however, thermal retention depends on the outer layers you choose.
The XXXL is designed for larger builds, following a standard regular fit cut for comfort.
This garment is primarily intended for thermal insulation, not as specialized UV-protective apparel.
Ensure the shirt is worn as a base layer against the skin to facilitate proper moisture transport.
Check wash settings; ensure you are not using high-heat cycles which can degrade the polyester fibers.
To ensure the longevity of your garment, wash it in cold or warm water with like colors. Avoid using harsh bleach or high-heat settings in the dryer, as synthetic polyester fibers can be damaged by excessive heat. For optimal compatibility, wear this garment directly against the skin to maximize the thermal-trapping benefits. It is designed to work seamlessly with Portwest workwear systems, but it pairs effectively with any standard layering strategy for cold-weather protection.
