The Portwest B128 is a women’s two-piece set of a long sleeve top and leggings, made to be worn next to the skin under your usual workwear. It adds insulation and thermal protection when you are working in cold conditions.
The soft polycotton fabric feels gentle against the skin. It also lets your skin breathe, which helps if you warm up during active work or move between cold and warmer areas.
Key features
- Long sleeve top and leggings supplied together, covering both upper and lower body
- Insulating fabric provides thermal protection beneath outer layers
- Breathable construction lets the skin breathe if conditions become too warm
- Soft polycotton fabric suits wearing directly next to the skin
- Round neck and long sleeves on the top
- Ribbed hem helps the top stay neatly in place
Materials and performance
50% polyester, 50% cotton, 200g.
Fit and sizing
Regular fit. See our Portwest Sizing Guide for detailed information.
Layering
Wear the top and leggings as your first layer, then add trousers, a midlayer and a weatherproof jacket as the weather demands. The breathable fabric helps you stay comfortable as your activity level changes through the day.
Care
- Machine wash at 40°C on a gentle cycle
- Do not bleach
- Do not tumble dry
- Line dry
- Iron at a medium temperature (max 150°C)
- Do not dry clean
Add your logo
If you’d like to add your logo to the Portwest B128 Women’s Thermal Base Layer Set, please contact us.





















