The Portwest PW311 is a lightweight, breathable hi-vis T-shirt for warm days and active work where you need to be seen. Its high cotton content gives a soft feel against the skin, while the polyester adds durability.
Heat-applied segmented reflective tape stays flexible as you move, and contrast panels help protect the shirt against dirt. The fabric also offers built-in sun protection for outdoor work.
Key features
- Heat-applied segmented reflective tape improves visibility and flexes with your movement
- Moisture wicking fabric draws sweat away to help keep you cool and dry
- 40+ UPF rated fabric blocks 98% of UV rays during outdoor work
- High cotton content for a soft, comfortable feel
- Side vents give extra ease of movement and airflow
- Contrast panels help protect against dirt
- Crew neck with taped neck seam for a smooth, comfortable finish
Materials and performance
Cotton Comfort: 55% Cotton, 45% Polyester, Knit 175g.
Standards and protection
Certified to EN ISO 20471 Class 1, with certification maintained after 50 washes. UKCA marked.
Fit and sizing
Regular fit. See our Portwest Sizing Guide for detailed information.
Care
- Machine wash at 40°C on a very gentle cycle
- Do not bleach
- Drip dry
- Do not iron
- Do not dry clean
- Certified for up to 50 washes
Add your logo
If you’d like to add your logo to the Portwest PW311 PW3 Hi-Vis Cotton Comfort Class 1 T-Shirt Short Sleeve, please contact us.






























