The US391 Vests in size 3XL by Portwest are designed for high visibility and comfort. Made from durable materials, these vests feature a lightweight construction ideal for outdoor work environments. With a breathable fabric, they ensure comfort during extended wear. The vest includes reflective strips for enhanced visibility in low-light conditions, making it suitable for various applications including construction and roadwork. Dimensions are tailored for a relaxed fit, ensuring ease of movement. Compliance with safety standards ensures reliability in demanding conditions.