Portwest DX458 DX4 Winter Waterproof Trouser

The Portwest DX458 DX4 Winter Waterproof Trouser is a premium insulated work pant built for tradespeople who work outdoors in cold, wet conditions. With a detachable bib and extensive pocketing, it adapts quickly to changing tasks and weather while keeping you warm and protected.

• Shell fabric: 300D Stretch Oxford polyester with a PU membrane; taped seams for a reliable waterproof barrier and an eco-conscious, water-repellent finish.
• Detachable bib and braces: Back-section zip-off bib converts the trousers into braces-less pants for versatile use across seasons.
• Insulation: InsulatexPro lining delivering warm insulation (160g) without unnecessary bulk.
• Knee protection: Two-tier knee pad pockets with adjustable positioning options to customize comfort and coverage.
• Storage: 16 pockets including generous front pockets, multi-functional zip thigh pockets, a secure phone pocket, rule pocket, hammer loop, and side zip compartments.
• Comfort and fit: Side elastic waist and crotch gusset for freedom of movement; adjustable hem from regular to long to fit your stature and footwear.
• Visibility and safety: Reflective tape enhances visibility in low-light environments.
• Hardware and construction: Zip fly with Portwest-branded stud button; easy-grip pullers on all zips; bartacked at all stress points for durability.
• Fit profile: Slim fit design that delivers a streamlined look without restricting movement.
• Certifications: CE certified and UKCA marked for compliance with safety standards.
• Care and longevity: Stain-resistant finish and rugged 300D shell ensure durability on demanding job sites.

The DX458/DX4 trousers are ideal for electricians, installers, site maintenance crews, and outdoor workers who need reliable warmth, complete waterproofing, and practical storage. The detachable bib offers seasonal flexibility, while the innovative knee-pad design supports long periods kneeling without compromising mobility. With secure pockets for phones, pens, and tools, you can keep essentials within reach while maintaining a tidy, organized workwear setup. If you’re balancing temperature control, protection from rain, and practical on-site practicality, these trousers are a purpose-built choice that stands up to real-world job site conditions.