BISLEY FR Hi Vis Shirts are flame-resistant high-visibility work shirts designed for hazardous environments where visibility, heat protection, and day-long comfort are essential. Across Bisley’s FR shirt range, they are built with durable, breathable protective fabrics and are made to perform in extreme heat conditions, with many styles also offering taped hi-vis designs for low-light visibility, making them well suited to industries such as oil and gas, utilities, rail, welding, and general industrial work.