Portwest BX321 Ultimate Modular 3-in-1 Trousers

The BX321 Ultimate Modular 3-in-1 Trousers are a versatile workwear solution designed for professionals who need one pair of pants that adapts to changing tasks, environments, and weather. Switch from sturdy work trousers to shorts or EN20471 Class 1 hi-visibility trousers in moments, without compromising on storage or comfort.

• 3-in-1 Design: Converts from full-length work trousers to shorts or EN20471 Class 1 hi-visibility trousers, enabling quick mode changes on site.
• Premium Materials: Titanmill Ultra Stretch shell fabric (92% Nylon, 8% Elastane) at 230 g/m² paired with CorePro contrast fabric (87% Nylon, 13% Elastane) for durability, flexibility, and long-lasting fit. CE certified.
• Extensive, Flexible Storage: 15 pockets throughout the garment, including knee pad pockets, large built-in side pockets for tools or spray cans, and a front leg cargo pocket for quick access.
• Clip-On Pocket System: Three attachable pockets (B920, B921, B922) that clip onto the front or back, allowing you to customize storage to your workflow.
• Magnetic Pocket Closures: Magnetic flaps keep contents secure and out of the way while remaining easy to access when needed.
• Comfortable, Secure Fit: Slim-fit cut with 4-way stretch and an adjustable waist plus a built-in waistband for a reliable, all-day comfortable fit.
• Knee Pad Ready: Dedicated knee pad pockets enable you to insert protective padding for kneeling tasks without adding bulk.
• High-Visibility Ready: EN20471 Class 1 compliant option ensures visibility when required, while preserving mobility and comfort.

The BX321 is built to streamline your workday: one garment, multiple modes, and smart storage that keeps tools, cans, and phones within easy reach. The 4-way stretch fabric supports natural movement on busy job sites, while the built-in waistband and adjustable waist deliver a secure, personalized fit. With dedicated knee pad pockets and a modular pocket system, you can tailor the trousers to your specific trades—from installing fixtures to on-the-ground repairs—without sacrificing protection or organization.