Protect the legs at work and keep tools within reach in the pockets.

NATO jumper Portwest B310
Key features
- SizesM - XXXL
- Grammage (g/m²)580
- Material100% Acrylic, gauge 7
What it is
NATO jumper Portwest B310. Key specifications: sizes M - XXXL, grammage (g/m²) 580, material 100% Acrylic, gauge 7.
A work sweatshirt is a warm knitted, fleece or sweatshirt-fabric garment, worn on its own or under a jacket; some versions are hi-vis.
What it is for
Used as everyday workwear, where durability and freedom of movement are needed.
How to use it
Choose a size that allows freedom of movement without being loose near moving parts. Hi-vis garments must be worn fastened and not covered by other clothing. Wash observing the temperature and maximum number of wash cycles shown on the label, and replace it when the fabric or reflective bands are worn.
Where it is used
- Road and motorway construction
- Industrial construction
- Industrial plant engineering
- Workplace safety and PPE
Technical data
- Sizes: M - XXXL
- Grammage (g/m²): 580
- Material: 100% Acrylic, gauge 7
Who it is for
Designed for warehouse operatives, construction labourers and construction workers.
Related products
- PW3 Hi-Vis 1/4-zip sweatshirt Portwest PW326
- KX3 Sport Hi-Vis hooded zip sweatshirt Portwest KX303
- Winter lined trousers PW3 Holster Portwest PW357 — from the category Summer and Winter Work and Hi-Vis Trousers
- DX4 Hybrid Baffle jacket Portwest DX471 — from the category Jackets and Padded Jackets
- Executive Varsavia gilet Portwest C476 — from the category Work and Hi-Vis Vests
- Browse the whole category: Crew-Neck Work and Hi-Vis Sweatshirts
Before you order
Tell us the quantities you need and the intended use: if there is a more suitable version, or an equivalent available sooner, we will let you know.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 4
| Item code | B310 |
|---|---|
| Sizes | M - XXXL |
| Grammage (g/m²) | 580 |
| Material | 100% Acrylic, gauge 7 |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Protect the head from sun, cold and rain, including hi-vis versions.
Protect against cold, wind and rain during outdoor work.
For safety
Protect feet from impacts, crushing, nails and slips while leaving the ankle free.
Protect hands from abrasion, dirt, liquids and minor cuts while keeping a firm grip.





