Portwest B123 Thermal Long Sleeve Shirt – Warm, Breathable Base Layer (Various Colours)

The Portwest B123 Thermal Long Sleeve Shirt is a dependable base-layer designed for workers and active individuals who need reliable warmth without bulk. Its round-neck, comfort-fit design makes it easy to wear under uniforms or on its own in cooler conditions.

• Thermal insulation: Long-sleeve design provides dependable warmth while keeping bulk to a minimum, ideal for layering in variable indoor and outdoor environments.
• Breathable fabric: Material construction allows the skin to breathe, helping to prevent overheating during active tasks.
• Round neck: Classic crew-neck style that sits smoothly beneath shirts and outer layers for comfortable all-day wear.
• Comfort-fit design: Tailored for ease of movement with a relaxed, non-restrictive silhouette suitable for extended wear.
• Corporate colour options: Available in a wide range of corporate colours to match branding or team uniforms.
• Versatile layering: An excellent base layer for workwear, outdoor duties, or casual use when temperatures drop.

This thermal long sleeve shirt solves the common layering challenge: staying warm without sacrificing mobility or comfort. It’s especially suited for workers in warehouses, outdoor sites, and teams that require consistent branding through colour options. By serving as a breathable first layer, it helps you stay comfortable during long shifts or commutes, reducing the need for bulky outer garments while maintaining a neat, professional appearance.